Date: Wed, 16 Dec 2015 23:53:16 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r292387 - in projects/sendfile/sys: cam/ctl cddl/contrib/opensolaris/uts/common/fs/zfs cddl/dev/systrace compat/linux fs/fuse fs/nfsclient fs/smbfs kern netinet netinet6 security/mac vm Message-ID: <201512162353.tBGNrGN6025765@repo.freebsd.org>
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Author: glebius Date: Wed Dec 16 23:53:16 2015 New Revision: 292387 URL: https://svnweb.freebsd.org/changeset/base/292387 Log: Merge head r261119 through r292386. Modified: projects/sendfile/sys/cam/ctl/ctl_backend_block.c projects/sendfile/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c projects/sendfile/sys/cddl/dev/systrace/systrace.c projects/sendfile/sys/compat/linux/linux_dtrace.h projects/sendfile/sys/fs/fuse/fuse_vnops.c projects/sendfile/sys/fs/nfsclient/nfs_clbio.c projects/sendfile/sys/fs/smbfs/smbfs_io.c projects/sendfile/sys/kern/kern_exec.c projects/sendfile/sys/kern/kern_exit.c projects/sendfile/sys/kern/kern_fork.c projects/sendfile/sys/kern/kern_proc.c projects/sendfile/sys/kern/kern_racct.c projects/sendfile/sys/kern/kern_sig.c projects/sendfile/sys/kern/kern_timeout.c projects/sendfile/sys/kern/vfs_cache.c projects/sendfile/sys/netinet/if_ether.c projects/sendfile/sys/netinet/in_kdtrace.c projects/sendfile/sys/netinet/in_kdtrace.h projects/sendfile/sys/netinet/ip_carp.c projects/sendfile/sys/netinet/sctp_cc_functions.c projects/sendfile/sys/netinet6/nd6.c projects/sendfile/sys/netinet6/nd6_nbr.c projects/sendfile/sys/security/mac/mac_framework.c projects/sendfile/sys/security/mac/mac_internal.h projects/sendfile/sys/vm/vm_page.h Directory Properties: projects/sendfile/ (props changed) projects/sendfile/sys/ (props changed) projects/sendfile/sys/cddl/contrib/opensolaris/ (props changed) Modified: projects/sendfile/sys/cam/ctl/ctl_backend_block.c ============================================================================== --- projects/sendfile/sys/cam/ctl/ctl_backend_block.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/cam/ctl/ctl_backend_block.c Wed Dec 16 23:53:16 2015 (r292387) @@ -610,10 +610,10 @@ ctl_be_block_flush_file(struct ctl_be_bl ctl_complete_beio(beio); } -SDT_PROBE_DEFINE1(cbb, kernel, read, file_start, "uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, write, file_start, "uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, read, file_done,"uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, write, file_done, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , read, file_start, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , write, file_start, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , read, file_done,"uint64_t"); +SDT_PROBE_DEFINE1(cbb, , write, file_done, "uint64_t"); static void ctl_be_block_dispatch_file(struct ctl_be_block_lun *be_lun, @@ -638,10 +638,10 @@ ctl_be_block_dispatch_file(struct ctl_be bzero(&xuio, sizeof(xuio)); if (beio->bio_cmd == BIO_READ) { - SDT_PROBE(cbb, kernel, read, file_start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, file_start); xuio.uio_rw = UIO_READ; } else { - SDT_PROBE(cbb, kernel, write, file_start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, file_start); xuio.uio_rw = UIO_WRITE; } xuio.uio_offset = beio->io_offset; @@ -684,7 +684,7 @@ ctl_be_block_dispatch_file(struct ctl_be error = VOP_READ(be_lun->vn, &xuio, flags, file_data->cred); VOP_UNLOCK(be_lun->vn, 0); - SDT_PROBE(cbb, kernel, read, file_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, file_done); if (error == 0 && xuio.uio_resid > 0) { /* * If we red less then requested (EOF), then @@ -733,7 +733,7 @@ ctl_be_block_dispatch_file(struct ctl_be VOP_UNLOCK(be_lun->vn, 0); vn_finished_write(mountpoint); - SDT_PROBE(cbb, kernel, write, file_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, file_done); } mtx_lock(&be_lun->io_lock); @@ -869,10 +869,10 @@ ctl_be_block_dispatch_zvol(struct ctl_be bzero(&xuio, sizeof(xuio)); if (beio->bio_cmd == BIO_READ) { - SDT_PROBE(cbb, kernel, read, file_start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, file_start); xuio.uio_rw = UIO_READ; } else { - SDT_PROBE(cbb, kernel, write, file_start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, file_start); xuio.uio_rw = UIO_WRITE; } xuio.uio_offset = beio->io_offset; @@ -903,9 +903,9 @@ ctl_be_block_dispatch_zvol(struct ctl_be error = ENXIO; if (beio->bio_cmd == BIO_READ) - SDT_PROBE(cbb, kernel, read, file_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, file_done); else - SDT_PROBE(cbb, kernel, write, file_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, file_done); mtx_lock(&be_lun->io_lock); devstat_end_transaction(beio->lun->disk_stats, beio->io_len, @@ -1501,10 +1501,10 @@ ctl_be_block_cw_dispatch(struct ctl_be_b } } -SDT_PROBE_DEFINE1(cbb, kernel, read, start, "uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, write, start, "uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, read, alloc_done, "uint64_t"); -SDT_PROBE_DEFINE1(cbb, kernel, write, alloc_done, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , read, start, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , write, start, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , read, alloc_done, "uint64_t"); +SDT_PROBE_DEFINE1(cbb, , write, alloc_done, "uint64_t"); static void ctl_be_block_next(struct ctl_be_block_io *beio) @@ -1549,9 +1549,9 @@ ctl_be_block_dispatch(struct ctl_be_bloc lbalen = ARGS(io); if (lbalen->flags & CTL_LLF_WRITE) { - SDT_PROBE(cbb, kernel, write, start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, start); } else { - SDT_PROBE(cbb, kernel, read, start, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, start); } beio = ctl_alloc_beio(softc); @@ -1638,10 +1638,10 @@ ctl_be_block_dispatch(struct ctl_be_bloc * need to get the data from the user first. */ if (beio->bio_cmd == BIO_READ) { - SDT_PROBE(cbb, kernel, read, alloc_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , read, alloc_done); be_lun->dispatch(be_lun, beio); } else { - SDT_PROBE(cbb, kernel, write, alloc_done, 0, 0, 0, 0, 0); + SDT_PROBE0(cbb, , write, alloc_done); #ifdef CTL_TIME_IO getbinuptime(&io->io_hdr.dma_start_bt); #endif Modified: projects/sendfile/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c ============================================================================== --- projects/sendfile/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c Wed Dec 16 23:53:16 2015 (r292387) @@ -5775,27 +5775,21 @@ zfs_getpages(struct vnode *vp, vm_page_t off_t startoff, endoff; int i, error; vm_pindex_t reqstart, reqend; - int pcount, lsize, reqsize, size; + int lsize, reqsize, size; - if (rbehind) - *rbehind = 0; - if (rahead) - *rahead = 0; + object = m[0]->object; + error = 0; ZFS_ENTER(zfsvfs); ZFS_VERIFY_ZP(zp); - pcount = OFF_TO_IDX(round_page(count)); - zfs_vmobject_wlock(object); - if (m[pcount - 1]->valid != 0 && --pcount == 0) { + if (m[count - 1]->valid != 0 && --count == 0) { zfs_vmobject_wunlock(object); - ZFS_EXIT(zfsvfs); - return (zfs_vm_pagerret_ok); + goto out; } - object = m[0]->object; - mlast = m[pcount - 1]; + mlast = m[count - 1]; if (IDX_TO_OFF(mlast->pindex) >= object->un_pager.vnp.vnp_size) { @@ -5813,10 +5807,9 @@ zfs_getpages(struct vnode *vp, vm_page_t IDX_TO_OFF(mlast->pindex); zfs_vmobject_wunlock(object); - error = 0; - for (i = 0; i < pcount; i++) { + for (i = 0; i < count; i++) { size = PAGE_SIZE; - if (i == pcount - 1) + if (i == count - 1) size = lsize; va = zfs_map_page(m[i], &sf); error = dmu_read(os, zp->z_id, IDX_TO_OFF(m[i]->pindex), @@ -5829,14 +5822,21 @@ zfs_getpages(struct vnode *vp, vm_page_t } zfs_vmobject_wlock(object); - for (i = 0; i < pcount; i++) + for (i = 0; i < count; i++) m[i]->valid = VM_PAGE_BITS_ALL; zfs_vmobject_wunlock(object); out: ZFS_ACCESSTIME_STAMP(zfsvfs, zp); ZFS_EXIT(zfsvfs); - return (error ? zfs_vm_pagerret_error : zfs_vm_pagerret_ok); + if (error == 0) { + if (rbehind) + *rbehind = 0; + if (rahead) + *rahead = 0; + return (zfs_vm_pagerret_ok); + } else + return (zfs_vm_pagerret_error); } static int Modified: projects/sendfile/sys/cddl/dev/systrace/systrace.c ============================================================================== --- projects/sendfile/sys/cddl/dev/systrace/systrace.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/cddl/dev/systrace/systrace.c Wed Dec 16 23:53:16 2015 (r292387) @@ -19,9 +19,6 @@ * CDDL HEADER END * * Portions Copyright 2006-2008 John Birrell jb@freebsd.org - * - * $FreeBSD$ - * */ /* @@ -30,6 +27,8 @@ */ #include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + #include <sys/param.h> #include <sys/systm.h> #include <sys/conf.h> @@ -50,8 +49,8 @@ #include <sys/proc.h> #include <sys/selinfo.h> #include <sys/smp.h> -#include <sys/sysproto.h> #include <sys/sysent.h> +#include <sys/sysproto.h> #include <sys/uio.h> #include <sys/unistd.h> #include <machine/stdarg.h> @@ -134,26 +133,17 @@ extern const char *freebsd32_syscallname #error 1 << SYSTRACE_SHIFT must exceed number of system calls #endif -static d_open_t systrace_open; -static int systrace_unload(void); -static void systrace_getargdesc(void *, dtrace_id_t, void *, dtrace_argdesc_t *); +static void systrace_load(void *); +static void systrace_unload(void *); + +static void systrace_getargdesc(void *, dtrace_id_t, void *, + dtrace_argdesc_t *); static void systrace_provide(void *, dtrace_probedesc_t *); static void systrace_destroy(void *, dtrace_id_t, void *); static void systrace_enable(void *, dtrace_id_t, void *); static void systrace_disable(void *, dtrace_id_t, void *); -static void systrace_load(void *); - -static struct cdevsw systrace_cdevsw = { - .d_version = D_VERSION, - .d_open = systrace_open, -#ifndef NATIVE_ABI - .d_name = "systrace_" MODNAME, -#else - .d_name = "systrace", -#endif -}; -static union { +static union { const char **p_constnames; char **pp_syscallnames; } uglyhack = { SYSCALLNAMES }; @@ -179,7 +169,6 @@ static dtrace_pops_t systrace_pops = { systrace_destroy }; -static struct cdev *systrace_cdev; static dtrace_provider_id_t systrace_id; typedef void (*systrace_dtrace_probe_t)(dtrace_id_t, uintptr_t, uintptr_t, @@ -194,29 +183,31 @@ typedef void (*systrace_dtrace_probe_t)( * compat syscall from something like Linux. */ static void -systrace_probe(u_int32_t id, int sysnum, struct sysent *sysent, void *params, +systrace_probe(uint32_t id, int sysnum, struct sysent *sysent, void *params, int ret) { + uint64_t uargs[8]; systrace_dtrace_probe_t probe; - int n_args = 0; - u_int64_t uargs[8]; + int n_args = 0; memset(uargs, 0, sizeof(uargs)); + /* * Check if this syscall has an argument conversion function * registered. */ - if (params && sysent->sy_systrace_args_func != NULL) { + if (params != NULL && sysent->sy_systrace_args_func != NULL) { /* * Convert the syscall parameters using the registered * function. */ - (*sysent->sy_systrace_args_func)(sysnum, params, uargs, &n_args); - } else if (params) { + (*sysent->sy_systrace_args_func)(sysnum, params, uargs, + &n_args); + } else if (params != NULL) { /* * Use the built-in system call argument conversion * function to translate the syscall structure fields - * into the array of 64-bit values that DTrace + * into the array of 64-bit values that DTrace * expects. */ systrace_args(sysnum, params, uargs, &n_args); @@ -237,21 +228,20 @@ systrace_probe(u_int32_t id, int sysnum, #endif static void -systrace_getargdesc(void *arg, dtrace_id_t id, void *parg, dtrace_argdesc_t *desc) +systrace_getargdesc(void *arg, dtrace_id_t id, void *parg, + dtrace_argdesc_t *desc) { int sysnum = SYSTRACE_SYSNUM((uintptr_t)parg); if (SYSTRACE_ISENTRY((uintptr_t)parg)) - systrace_entry_setargdesc(sysnum, desc->dtargd_ndx, + systrace_entry_setargdesc(sysnum, desc->dtargd_ndx, desc->dtargd_native, sizeof(desc->dtargd_native)); else - systrace_return_setargdesc(sysnum, desc->dtargd_ndx, + systrace_return_setargdesc(sysnum, desc->dtargd_ndx, desc->dtargd_native, sizeof(desc->dtargd_native)); if (desc->dtargd_native[0] == '\0') desc->dtargd_ndx = DTRACE_ARGNONE; - - return; } static void @@ -267,11 +257,13 @@ systrace_provide(void *arg, dtrace_probe uglyhack.pp_syscallnames[i], "entry") != 0) continue; - (void) dtrace_probe_create(systrace_id, MODNAME, uglyhack.pp_syscallnames[i], - "entry", SYSTRACE_ARTIFICIAL_FRAMES, + (void)dtrace_probe_create(systrace_id, MODNAME, + uglyhack.pp_syscallnames[i], "entry", + SYSTRACE_ARTIFICIAL_FRAMES, (void *)((uintptr_t)SYSTRACE_ENTRY(i))); - (void) dtrace_probe_create(systrace_id, MODNAME, uglyhack.pp_syscallnames[i], - "return", SYSTRACE_ARTIFICIAL_FRAMES, + (void)dtrace_probe_create(systrace_id, MODNAME, + uglyhack.pp_syscallnames[i], "return", + SYSTRACE_ARTIFICIAL_FRAMES, (void *)((uintptr_t)SYSTRACE_RETURN(i))); } } @@ -318,14 +310,11 @@ systrace_disable(void *arg, dtrace_id_t } static void -systrace_load(void *dummy) +systrace_load(void *dummy __unused) { - /* Create the /dev/dtrace/systrace entry. */ - systrace_cdev = make_dev(&systrace_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600, - DEVNAME); - if (dtrace_register(PROVNAME, &systrace_attr, DTRACE_PRIV_USER, - NULL, &systrace_pops, NULL, &systrace_id) != 0) + if (dtrace_register(PROVNAME, &systrace_attr, DTRACE_PRIV_USER, NULL, + &systrace_pops, NULL, &systrace_id) != 0) return; #ifdef NATIVE_ABI @@ -333,29 +322,24 @@ systrace_load(void *dummy) #endif } - -static int -systrace_unload() +static void +systrace_unload(void *dummy __unused) { - int error = 0; - - if ((error = dtrace_unregister(systrace_id)) != 0) - return (error); #ifdef NATIVE_ABI systrace_probe_func = NULL; #endif - destroy_dev(systrace_cdev); - - return (error); + if (dtrace_unregister(systrace_id) != 0) + return; } static int systrace_modevent(module_t mod __unused, int type, void *data __unused) { - int error = 0; + int error; + error = 0; switch (type) { case MOD_LOAD: break; @@ -374,14 +358,10 @@ systrace_modevent(module_t mod __unused, return (error); } -static int -systrace_open(struct cdev *dev __unused, int oflags __unused, int devtype __unused, struct thread *td __unused) -{ - return (0); -} - -SYSINIT(systrace_load, SI_SUB_DTRACE_PROVIDER, SI_ORDER_ANY, systrace_load, NULL); -SYSUNINIT(systrace_unload, SI_SUB_DTRACE_PROVIDER, SI_ORDER_ANY, systrace_unload, NULL); +SYSINIT(systrace_load, SI_SUB_DTRACE_PROVIDER, SI_ORDER_ANY, + systrace_load, NULL); +SYSUNINIT(systrace_unload, SI_SUB_DTRACE_PROVIDER, SI_ORDER_ANY, + systrace_unload, NULL); #ifdef LINUX_SYSTRACE DEV_MODULE(systrace_linux, systrace_modevent, NULL); Modified: projects/sendfile/sys/compat/linux/linux_dtrace.h ============================================================================== --- projects/sendfile/sys/compat/linux/linux_dtrace.h Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/compat/linux/linux_dtrace.h Wed Dec 16 23:53:16 2015 (r292387) @@ -72,8 +72,8 @@ #define LIN_SDT_PROBE_DEFINE5(a, b, c, d, e, f, g, h) _LIN_SDT_PROBE_DEFINE5(\ LINUX_DTRACE, a, b, c, d, e, f, g, h) -#define LIN_SDT_PROBE0(a, b, c) SDT_PROBE1(LINUX_DTRACE, a, b, \ - c, 0) +#define LIN_SDT_PROBE0(a, b, c) SDT_PROBE0(LINUX_DTRACE, a, b, \ + c) #define LIN_SDT_PROBE1(a, b, c, d) SDT_PROBE1(LINUX_DTRACE, a, b, \ c, d) #define LIN_SDT_PROBE2(a, b, c, d, e) SDT_PROBE2(LINUX_DTRACE, a, b, \ Modified: projects/sendfile/sys/fs/fuse/fuse_vnops.c ============================================================================== --- projects/sendfile/sys/fs/fuse/fuse_vnops.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/fs/fuse/fuse_vnops.c Wed Dec 16 23:53:16 2015 (r292387) @@ -1752,17 +1752,12 @@ fuse_vnop_getpages(struct vop_getpages_a td = curthread; /* XXX */ cred = curthread->td_ucred; /* XXX */ pages = ap->a_m; - count = ap->a_count; - if (ap->a_rbehind) - *ap->a_rbehind = 0; - if (ap->a_rahead) - *ap->a_rahead = 0; + npages = ap->a_count; if (!fsess_opt_mmap(vnode_mount(vp))) { FS_DEBUG("called on non-cacheable vnode??\n"); return (VM_PAGER_ERROR); } - npages = btoc(count); /* * If the last page is partially valid, just return it and allow @@ -1773,13 +1768,8 @@ fuse_vnop_getpages(struct vop_getpages_a * but still somewhat disconnected from the kernel? */ VM_OBJECT_WLOCK(vp->v_object); - if (pages[npages - 1]->valid != 0) { - if (--npages == 0) { - VM_OBJECT_WUNLOCK(vp->v_object); - return (VM_PAGER_OK); - } - count = npages << PAGE_SHIFT; - } + if (pages[npages - 1]->valid != 0 && --npages == 0) + goto out; VM_OBJECT_WUNLOCK(vp->v_object); /* @@ -1793,6 +1783,7 @@ fuse_vnop_getpages(struct vop_getpages_a PCPU_INC(cnt.v_vnodein); PCPU_ADD(cnt.v_vnodepgsin, npages); + count = npages << PAGE_SHIFT; iov.iov_base = (caddr_t)kva; iov.iov_len = count; uio.uio_iov = &iov; @@ -1852,8 +1843,13 @@ fuse_vnop_getpages(struct vop_getpages_a } } fuse_vm_page_unlock_queues(); +out: VM_OBJECT_WUNLOCK(vp->v_object); - return 0; + if (ap->a_rbehind) + *ap->a_rbehind = 0; + if (ap->a_rahead) + *ap->a_rahead = 0; + return (VM_PAGER_OK); } /* Modified: projects/sendfile/sys/fs/nfsclient/nfs_clbio.c ============================================================================== --- projects/sendfile/sys/fs/nfsclient/nfs_clbio.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/fs/nfsclient/nfs_clbio.c Wed Dec 16 23:53:16 2015 (r292387) @@ -100,11 +100,7 @@ ncl_getpages(struct vop_getpages_args *a cred = curthread->td_ucred; /* XXX */ nmp = VFSTONFS(vp->v_mount); pages = ap->a_m; - count = ap->a_count; - if (ap->a_rbehind) - *ap->a_rbehind = 0; - if (ap->a_rahead) - *ap->a_rahead = 0; + npages = ap->a_count; if ((object = vp->v_object) == NULL) { ncl_printf("nfs_getpages: called with non-merged cache vnode??\n"); @@ -130,8 +126,6 @@ ncl_getpages(struct vop_getpages_args *a } else mtx_unlock(&nmp->nm_mtx); - npages = btoc(count); - /* * If the requested page is partially valid, just return it and * allow the pager to zero-out the blanks. Partially valid pages @@ -140,13 +134,8 @@ ncl_getpages(struct vop_getpages_args *a * XXXGL: is that true for NFS, where short read can occur??? */ VM_OBJECT_WLOCK(object); - if (pages[npages - 1]->valid != 0) { - if (--npages == 0) { - VM_OBJECT_WUNLOCK(object); - return (VM_PAGER_OK); - } - count = npages << PAGE_SHIFT; - } + if (pages[npages - 1]->valid != 0 && --npages == 0) + goto out; VM_OBJECT_WUNLOCK(object); /* @@ -160,6 +149,7 @@ ncl_getpages(struct vop_getpages_args *a PCPU_INC(cnt.v_vnodein); PCPU_ADD(cnt.v_vnodepgsin, npages); + count = npages << PAGE_SHIFT; iov.iov_base = (caddr_t) kva; iov.iov_len = count; uio.uio_iov = &iov; @@ -221,8 +211,13 @@ ncl_getpages(struct vop_getpages_args *a ; } } +out: VM_OBJECT_WUNLOCK(object); - return (0); + if (ap->a_rbehind) + *ap->a_rbehind = 0; + if (ap->a_rahead) + *ap->a_rahead = 0; + return (VM_PAGER_OK); } /* Modified: projects/sendfile/sys/fs/smbfs/smbfs_io.c ============================================================================== --- projects/sendfile/sys/fs/smbfs/smbfs_io.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/fs/smbfs/smbfs_io.c Wed Dec 16 23:53:16 2015 (r292387) @@ -449,12 +449,7 @@ smbfs_getpages(ap) np = VTOSMB(vp); smp = VFSTOSMBFS(vp->v_mount); pages = ap->a_m; - count = ap->a_count; - npages = btoc(count); - if (ap->a_rbehind) - *ap->a_rbehind = 0; - if (ap->a_rahead) - *ap->a_rahead = 0; + npages = ap->a_count; /* * If the requested page is partially valid, just return it and @@ -464,13 +459,8 @@ smbfs_getpages(ap) * XXXGL: is that true for SMB filesystem? */ VM_OBJECT_WLOCK(object); - if (pages[npages - 1]->valid != 0) { - if (--npages == 0) { - VM_OBJECT_WUNLOCK(object); - return (VM_PAGER_OK); - } - count = npages << PAGE_SHIFT; - } + if (pages[npages - 1]->valid != 0 && --npages == 0) + goto out; VM_OBJECT_WUNLOCK(object); scred = smbfs_malloc_scred(); @@ -483,6 +473,7 @@ smbfs_getpages(ap) PCPU_INC(cnt.v_vnodein); PCPU_ADD(cnt.v_vnodepgsin, npages); + count = npages << PAGE_SHIFT; iov.iov_base = (caddr_t) kva; iov.iov_len = count; uio.uio_iov = &iov; @@ -536,8 +527,13 @@ smbfs_getpages(ap) ; } } +out: VM_OBJECT_WUNLOCK(object); - return 0; + if (ap->a_rbehind) + *ap->a_rbehind = 0; + if (ap->a_rahead) + *ap->a_rahead = 0; + return (VM_PAGER_OK); #endif /* SMBFS_RWGENERIC */ } Modified: projects/sendfile/sys/kern/kern_exec.c ============================================================================== --- projects/sendfile/sys/kern/kern_exec.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_exec.c Wed Dec 16 23:53:16 2015 (r292387) @@ -94,9 +94,9 @@ dtrace_execexit_func_t dtrace_fasttrap_e #endif SDT_PROVIDER_DECLARE(proc); -SDT_PROBE_DEFINE1(proc, kernel, , exec, "char *"); -SDT_PROBE_DEFINE1(proc, kernel, , exec__failure, "int"); -SDT_PROBE_DEFINE1(proc, kernel, , exec__success, "char *"); +SDT_PROBE_DEFINE1(proc, , , exec, "char *"); +SDT_PROBE_DEFINE1(proc, , , exec__failure, "int"); +SDT_PROBE_DEFINE1(proc, , , exec__success, "char *"); MALLOC_DEFINE(M_PARGS, "proc-args", "Process arguments"); @@ -423,7 +423,7 @@ do_execve(td, args, mac_p) | AUDITVNODE1, UIO_SYSSPACE, args->fname, td); } - SDT_PROBE1(proc, kernel, , exec, args->fname); + SDT_PROBE1(proc, , , exec, args->fname); interpret: if (args->fname != NULL) { @@ -851,7 +851,7 @@ interpret: vfs_mark_atime(imgp->vp, td->td_ucred); - SDT_PROBE1(proc, kernel, , exec__success, args->fname); + SDT_PROBE1(proc, , , exec__success, args->fname); VOP_UNLOCK(imgp->vp, 0); done1: @@ -923,7 +923,7 @@ exec_fail: p->p_flag &= ~P_INEXEC; PROC_UNLOCK(p); - SDT_PROBE1(proc, kernel, , exec__failure, error); + SDT_PROBE1(proc, , , exec__failure, error); done2: #ifdef MAC Modified: projects/sendfile/sys/kern/kern_exit.c ============================================================================== --- projects/sendfile/sys/kern/kern_exit.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_exit.c Wed Dec 16 23:53:16 2015 (r292387) @@ -94,7 +94,7 @@ dtrace_execexit_func_t dtrace_fasttrap_e #endif SDT_PROVIDER_DECLARE(proc); -SDT_PROBE_DEFINE1(proc, kernel, , exit, "int"); +SDT_PROBE_DEFINE1(proc, , , exit, "int"); /* Hook for NFS teardown procedure. */ void (*nlminfo_release_p)(struct proc *p); @@ -569,7 +569,7 @@ exit1(struct thread *td, int rval, int s reason = CLD_DUMPED; else if (WIFSIGNALED(signo)) reason = CLD_KILLED; - SDT_PROBE1(proc, kernel, , exit, reason); + SDT_PROBE1(proc, , , exit, reason); #endif /* Modified: projects/sendfile/sys/kern/kern_fork.c ============================================================================== --- projects/sendfile/sys/kern/kern_fork.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_fork.c Wed Dec 16 23:53:16 2015 (r292387) @@ -89,8 +89,7 @@ dtrace_fork_func_t dtrace_fasttrap_fork; #endif SDT_PROVIDER_DECLARE(proc); -SDT_PROBE_DEFINE3(proc, kernel, , create, "struct proc *", - "struct proc *", "int"); +SDT_PROBE_DEFINE3(proc, , , create, "struct proc *", "struct proc *", "int"); #ifndef _SYS_SYSPROTO_H_ struct fork_args { @@ -748,7 +747,7 @@ do_fork(struct thread *td, int flags, st * Tell any interested parties about the new process. */ knote_fork(&p1->p_klist, p2->p_pid); - SDT_PROBE3(proc, kernel, , create, p2, p1, flags); + SDT_PROBE3(proc, , , create, p2, p1, flags); /* * Wait until debugger is attached to child. Modified: projects/sendfile/sys/kern/kern_proc.c ============================================================================== --- projects/sendfile/sys/kern/kern_proc.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_proc.c Wed Dec 16 23:53:16 2015 (r292387) @@ -92,18 +92,15 @@ __FBSDID("$FreeBSD$"); #endif SDT_PROVIDER_DEFINE(proc); -SDT_PROBE_DEFINE4(proc, kernel, ctor, entry, "struct proc *", "int", - "void *", "int"); -SDT_PROBE_DEFINE4(proc, kernel, ctor, return, "struct proc *", "int", - "void *", "int"); -SDT_PROBE_DEFINE4(proc, kernel, dtor, entry, "struct proc *", "int", - "void *", "struct thread *"); -SDT_PROBE_DEFINE3(proc, kernel, dtor, return, "struct proc *", "int", - "void *"); -SDT_PROBE_DEFINE3(proc, kernel, init, entry, "struct proc *", "int", +SDT_PROBE_DEFINE4(proc, , ctor, entry, "struct proc *", "int", "void *", "int"); -SDT_PROBE_DEFINE3(proc, kernel, init, return, "struct proc *", "int", +SDT_PROBE_DEFINE4(proc, , ctor, return, "struct proc *", "int", "void *", "int"); +SDT_PROBE_DEFINE4(proc, , dtor, entry, "struct proc *", "int", "void *", + "struct thread *"); +SDT_PROBE_DEFINE3(proc, , dtor, return, "struct proc *", "int", "void *"); +SDT_PROBE_DEFINE3(proc, , init, entry, "struct proc *", "int", "int"); +SDT_PROBE_DEFINE3(proc, , init, return, "struct proc *", "int", "int"); MALLOC_DEFINE(M_PGRP, "pgrp", "process group header"); MALLOC_DEFINE(M_SESSION, "session", "session header"); @@ -196,9 +193,9 @@ proc_ctor(void *mem, int size, void *arg struct proc *p; p = (struct proc *)mem; - SDT_PROBE4(proc, kernel, ctor , entry, p, size, arg, flags); + SDT_PROBE4(proc, , ctor , entry, p, size, arg, flags); EVENTHANDLER_INVOKE(process_ctor, p); - SDT_PROBE4(proc, kernel, ctor , return, p, size, arg, flags); + SDT_PROBE4(proc, , ctor , return, p, size, arg, flags); return (0); } @@ -214,7 +211,7 @@ proc_dtor(void *mem, int size, void *arg /* INVARIANTS checks go here */ p = (struct proc *)mem; td = FIRST_THREAD_IN_PROC(p); - SDT_PROBE4(proc, kernel, dtor, entry, p, size, arg, td); + SDT_PROBE4(proc, , dtor, entry, p, size, arg, td); if (td != NULL) { #ifdef INVARIANTS KASSERT((p->p_numthreads == 1), @@ -227,7 +224,7 @@ proc_dtor(void *mem, int size, void *arg EVENTHANDLER_INVOKE(process_dtor, p); if (p->p_ksi != NULL) KASSERT(! KSI_ONQ(p->p_ksi), ("SIGCHLD queue")); - SDT_PROBE3(proc, kernel, dtor, return, p, size, arg); + SDT_PROBE3(proc, , dtor, return, p, size, arg); } /* @@ -239,7 +236,7 @@ proc_init(void *mem, int size, int flags struct proc *p; p = (struct proc *)mem; - SDT_PROBE3(proc, kernel, init, entry, p, size, flags); + SDT_PROBE3(proc, , init, entry, p, size, flags); p->p_sched = (struct p_sched *)&p[1]; mtx_init(&p->p_mtx, "process lock", NULL, MTX_DEF | MTX_DUPOK | MTX_NEW); mtx_init(&p->p_slock, "process slock", NULL, MTX_SPIN | MTX_NEW); @@ -251,7 +248,7 @@ proc_init(void *mem, int size, int flags TAILQ_INIT(&p->p_threads); /* all threads in proc */ EVENTHANDLER_INVOKE(process_init, p); p->p_stats = pstats_alloc(); - SDT_PROBE3(proc, kernel, init, return, p, size, flags); + SDT_PROBE3(proc, , init, return, p, size, flags); return (0); } Modified: projects/sendfile/sys/kern/kern_racct.c ============================================================================== --- projects/sendfile/sys/kern/kern_racct.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_racct.c Wed Dec 16 23:53:16 2015 (r292387) @@ -102,30 +102,32 @@ static void racct_add_cred_locked(struct uint64_t amount); SDT_PROVIDER_DEFINE(racct); -SDT_PROBE_DEFINE3(racct, kernel, rusage, add, "struct proc *", "int", - "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, add__failure, +SDT_PROBE_DEFINE3(racct, , rusage, add, "struct proc *", "int", "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, add__cred, "struct ucred *", - "int", "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, add__force, "struct proc *", - "int", "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, set, "struct proc *", "int", - "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, set__failure, +SDT_PROBE_DEFINE3(racct, , rusage, add__failure, "struct proc *", "int", "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, sub, "struct proc *", "int", - "uint64_t"); -SDT_PROBE_DEFINE3(racct, kernel, rusage, sub__cred, "struct ucred *", - "int", "uint64_t"); -SDT_PROBE_DEFINE1(racct, kernel, racct, create, "struct racct *"); -SDT_PROBE_DEFINE1(racct, kernel, racct, destroy, "struct racct *"); -SDT_PROBE_DEFINE2(racct, kernel, racct, join, "struct racct *", +SDT_PROBE_DEFINE3(racct, , rusage, add__cred, + "struct ucred *", "int", "uint64_t"); +SDT_PROBE_DEFINE3(racct, , rusage, add__force, + "struct proc *", "int", "uint64_t"); +SDT_PROBE_DEFINE3(racct, , rusage, set, + "struct proc *", "int", "uint64_t"); +SDT_PROBE_DEFINE3(racct, , rusage, set__failure, + "struct proc *", "int", "uint64_t"); +SDT_PROBE_DEFINE3(racct, , rusage, sub, + "struct proc *", "int", "uint64_t"); +SDT_PROBE_DEFINE3(racct, , rusage, sub__cred, + "struct ucred *", "int", "uint64_t"); +SDT_PROBE_DEFINE1(racct, , racct, create, "struct racct *"); -SDT_PROBE_DEFINE2(racct, kernel, racct, join__failure, - "struct racct *", "struct racct *"); -SDT_PROBE_DEFINE2(racct, kernel, racct, leave, "struct racct *", +SDT_PROBE_DEFINE1(racct, , racct, destroy, "struct racct *"); +SDT_PROBE_DEFINE2(racct, , racct, join, + "struct racct *", "struct racct *"); +SDT_PROBE_DEFINE2(racct, , racct, join__failure, + "struct racct *", "struct racct *"); +SDT_PROBE_DEFINE2(racct, , racct, leave, + "struct racct *", "struct racct *"); int racct_types[] = { [RACCT_CPU] = @@ -445,7 +447,7 @@ racct_create(struct racct **racctp) if (!racct_enable) return; - SDT_PROBE1(racct, kernel, racct, create, racctp); + SDT_PROBE1(racct, , racct, create, racctp); KASSERT(*racctp == NULL, ("racct already allocated")); @@ -460,7 +462,7 @@ racct_destroy_locked(struct racct **racc ASSERT_RACCT_ENABLED(); - SDT_PROBE1(racct, kernel, racct, destroy, racctp); + SDT_PROBE1(racct, , racct, destroy, racctp); mtx_assert(&racct_lock, MA_OWNED); KASSERT(racctp != NULL, ("NULL racctp")); @@ -538,7 +540,7 @@ racct_add_locked(struct proc *p, int res ASSERT_RACCT_ENABLED(); - SDT_PROBE3(racct, kernel, rusage, add, p, resource, amount); + SDT_PROBE3(racct, , rusage, add, p, resource, amount); /* * We need proc lock to dereference p->p_ucred. @@ -548,8 +550,7 @@ racct_add_locked(struct proc *p, int res #ifdef RCTL error = rctl_enforce(p, resource, amount); if (error && RACCT_IS_DENIABLE(resource)) { - SDT_PROBE3(racct, kernel, rusage, add__failure, p, resource, - amount); + SDT_PROBE3(racct, , rusage, add__failure, p, resource, amount); return (error); } #endif @@ -584,7 +585,7 @@ racct_add_cred_locked(struct ucred *cred ASSERT_RACCT_ENABLED(); - SDT_PROBE3(racct, kernel, rusage, add__cred, cred, resource, amount); + SDT_PROBE3(racct, , rusage, add__cred, cred, resource, amount); racct_adjust_resource(cred->cr_ruidinfo->ui_racct, resource, amount); for (pr = cred->cr_prison; pr != NULL; pr = pr->pr_parent) @@ -622,7 +623,7 @@ racct_add_force(struct proc *p, int reso if (!racct_enable) return; - SDT_PROBE3(racct, kernel, rusage, add__force, p, resource, amount); + SDT_PROBE3(racct, , rusage, add__force, p, resource, amount); /* * We need proc lock to dereference p->p_ucred. @@ -646,7 +647,7 @@ racct_set_locked(struct proc *p, int res ASSERT_RACCT_ENABLED(); - SDT_PROBE3(racct, kernel, rusage, set, p, resource, amount); + SDT_PROBE3(racct, , rusage, set, p, resource, amount); /* * We need proc lock to dereference p->p_ucred. @@ -678,8 +679,8 @@ racct_set_locked(struct proc *p, int res if (diff_proc > 0) { error = rctl_enforce(p, resource, diff_proc); if (error && RACCT_IS_DENIABLE(resource)) { - SDT_PROBE3(racct, kernel, rusage, set__failure, p, - resource, amount); + SDT_PROBE3(racct, , rusage, set__failure, p, resource, + amount); return (error); } } @@ -722,7 +723,7 @@ racct_set_force_locked(struct proc *p, i ASSERT_RACCT_ENABLED(); - SDT_PROBE3(racct, kernel, rusage, set, p, resource, amount); + SDT_PROBE3(racct, , rusage, set, p, resource, amount); /* * We need proc lock to dereference p->p_ucred. @@ -833,7 +834,7 @@ racct_sub(struct proc *p, int resource, if (!racct_enable) return; - SDT_PROBE3(racct, kernel, rusage, sub, p, resource, amount); + SDT_PROBE3(racct, , rusage, sub, p, resource, amount); /* * We need proc lock to dereference p->p_ucred. @@ -860,7 +861,7 @@ racct_sub_cred_locked(struct ucred *cred ASSERT_RACCT_ENABLED(); - SDT_PROBE3(racct, kernel, rusage, sub__cred, cred, resource, amount); + SDT_PROBE3(racct, , rusage, sub__cred, cred, resource, amount); #ifdef notyet KASSERT(RACCT_CAN_DROP(resource), Modified: projects/sendfile/sys/kern/kern_sig.c ============================================================================== --- projects/sendfile/sys/kern/kern_sig.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_sig.c Wed Dec 16 23:53:16 2015 (r292387) @@ -94,11 +94,11 @@ __FBSDID("$FreeBSD$"); #define ONSIG 32 /* NSIG for osig* syscalls. XXX. */ SDT_PROVIDER_DECLARE(proc); -SDT_PROBE_DEFINE3(proc, kernel, , signal__send, "struct thread *", - "struct proc *", "int"); -SDT_PROBE_DEFINE2(proc, kernel, , signal__clear, "int", - "ksiginfo_t *"); -SDT_PROBE_DEFINE3(proc, kernel, , signal__discard, +SDT_PROBE_DEFINE3(proc, , , signal__send, + "struct thread *", "struct proc *", "int"); +SDT_PROBE_DEFINE2(proc, , , signal__clear, + "int", "ksiginfo_t *"); +SDT_PROBE_DEFINE3(proc, , , signal__discard, "struct thread *", "struct proc *", "int"); static int coredump(struct thread *); @@ -1308,7 +1308,7 @@ kern_sigtimedwait(struct thread *td, sig reschedule_signals(p, new_block, 0); if (error == 0) { - SDT_PROBE2(proc, kernel, , signal__clear, sig, ksi); + SDT_PROBE2(proc, , , signal__clear, sig, ksi); if (ksi->ksi_code == SI_TIMER) itimer_accept(p, ksi->ksi_timerid, ksi); @@ -2121,7 +2121,7 @@ tdsendsignal(struct proc *p, struct thre } else sigqueue = &td->td_sigqueue; - SDT_PROBE3(proc, kernel, , signal__send, td, p, sig); + SDT_PROBE3(proc, , , signal__send, td, p, sig); /* * If the signal is being ignored, @@ -2132,7 +2132,7 @@ tdsendsignal(struct proc *p, struct thre */ mtx_lock(&ps->ps_mtx); if (SIGISMEMBER(ps->ps_sigignore, sig)) { - SDT_PROBE3(proc, kernel, , signal__discard, td, p, sig); + SDT_PROBE3(proc, , , signal__discard, td, p, sig); mtx_unlock(&ps->ps_mtx); if (ksi && (ksi->ksi_flags & KSI_INS)) Modified: projects/sendfile/sys/kern/kern_timeout.c ============================================================================== --- projects/sendfile/sys/kern/kern_timeout.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/kern_timeout.c Wed Dec 16 23:53:16 2015 (r292387) @@ -69,10 +69,8 @@ DPCPU_DECLARE(sbintime_t, hardclocktime) #endif SDT_PROVIDER_DEFINE(callout_execute); -SDT_PROBE_DEFINE1(callout_execute, kernel, , callout__start, - "struct callout *"); -SDT_PROBE_DEFINE1(callout_execute, kernel, , callout__end, - "struct callout *"); +SDT_PROBE_DEFINE1(callout_execute, , , callout__start, "struct callout *"); +SDT_PROBE_DEFINE1(callout_execute, , , callout__end, "struct callout *"); #ifdef CALLOUT_PROFILING static int avg_depth; @@ -721,9 +719,9 @@ softclock_call_cc(struct callout *c, str sbt1 = sbinuptime(); #endif THREAD_NO_SLEEPING(); - SDT_PROBE1(callout_execute, kernel, , callout__start, c); + SDT_PROBE1(callout_execute, , , callout__start, c); c_func(c_arg); - SDT_PROBE1(callout_execute, kernel, , callout__end, c); + SDT_PROBE1(callout_execute, , , callout__end, c); THREAD_SLEEPING_OK(); #if defined(DIAGNOSTIC) || defined(CALLOUT_PROFILING) sbt2 = sbinuptime(); Modified: projects/sendfile/sys/kern/vfs_cache.c ============================================================================== --- projects/sendfile/sys/kern/vfs_cache.c Wed Dec 16 23:48:50 2015 (r292386) +++ projects/sendfile/sys/kern/vfs_cache.c Wed Dec 16 23:53:16 2015 (r292387) @@ -417,7 +417,6 @@ cache_zap(ncp) rw_assert(&cache_lock, RA_WLOCKED); CTR2(KTR_VFS, "cache_zap(%p) vp %p", ncp, ncp->nc_vp); *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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