Date: Tue, 14 May 2019 20:03:20 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r347572 - stable/12/sys/kern Message-ID: <201905142003.x4EK3KiL058561@repo.freebsd.org>
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Author: trasz Date: Tue May 14 20:03:19 2019 New Revision: 347572 URL: https://svnweb.freebsd.org/changeset/base/347572 Log: MFC r345448: Remove trunc_page_ps() and round_page_ps() macros. This completes the undoing of r100384. Sponsored by: DARPA, AFRL Modified: stable/12/sys/kern/imgact_elf.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/kern/imgact_elf.c ============================================================================== --- stable/12/sys/kern/imgact_elf.c Tue May 14 19:52:18 2019 (r347571) +++ stable/12/sys/kern/imgact_elf.c Tue May 14 20:03:19 2019 (r347572) @@ -159,9 +159,7 @@ SYSCTL_INT(ASLR_NODE_OID, OID_AUTO, honor_sbrk, CTLFLA static Elf_Brandinfo *elf_brand_list[MAX_BRANDS]; -#define trunc_page_ps(va, ps) rounddown2(va, ps) -#define round_page_ps(va, ps) roundup2(va, ps) -#define aligned(a, t) (trunc_page_ps((u_long)(a), sizeof(t)) == (u_long)(a)) +#define aligned(a, t) (rounddown2((u_long)(a), sizeof(t)) == (u_long)(a)) static const char FREEBSD_ABI_VENDOR[] = "FreeBSD"; @@ -569,8 +567,8 @@ __elfN(load_section)(struct image_params *imgp, vm_oof object = imgp->object; map = &imgp->proc->p_vmspace->vm_map; - map_addr = trunc_page_ps((vm_offset_t)vmaddr, PAGE_SIZE); - file_addr = trunc_page_ps(offset, PAGE_SIZE); + map_addr = trunc_page((vm_offset_t)vmaddr); + file_addr = trunc_page(offset); /* * We have two choices. We can either clear the data in the last page @@ -581,9 +579,9 @@ __elfN(load_section)(struct image_params *imgp, vm_oof if (filsz == 0) map_len = 0; else if (memsz > filsz) - map_len = trunc_page_ps(offset + filsz, PAGE_SIZE) - file_addr; + map_len = trunc_page(offset + filsz) - file_addr; else - map_len = round_page_ps(offset + filsz, PAGE_SIZE) - file_addr; + map_len = round_page(offset + filsz) - file_addr; if (map_len != 0) { /* cow flags: don't dump readonly sections in core */ @@ -612,11 +610,10 @@ __elfN(load_section)(struct image_params *imgp, vm_oof * segment in the file is extended to provide bss. It's a neat idea * to try and save a page, but it's a pain in the behind to implement. */ - copy_len = filsz == 0 ? 0 : (offset + filsz) - trunc_page_ps(offset + - filsz, PAGE_SIZE); - map_addr = trunc_page_ps((vm_offset_t)vmaddr + filsz, PAGE_SIZE); - map_len = round_page_ps((vm_offset_t)vmaddr + memsz, PAGE_SIZE) - - map_addr; + copy_len = filsz == 0 ? 0 : (offset + filsz) - trunc_page(offset + + filsz); + map_addr = trunc_page((vm_offset_t)vmaddr + filsz); + map_len = round_page((vm_offset_t)vmaddr + memsz) - map_addr; /* This had damn well better be true! */ if (map_len != 0) { @@ -632,8 +629,7 @@ __elfN(load_section)(struct image_params *imgp, vm_oof return (EIO); /* send the page fragment to user space */ - off = trunc_page_ps(offset + filsz, PAGE_SIZE) - - trunc_page(offset + filsz); + off = trunc_page(offset + filsz) - trunc_page(offset + filsz); error = copyout((caddr_t)sf_buf_kva(sf) + off, (caddr_t)map_addr, copy_len); vm_imgact_unmap_page(sf);
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