Date: Fri, 6 Aug 2010 09:42:15 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/fs/devfs devfs_rule.c devfs_vnops.c src/sys/kern kern_conf.c tty.c vfs_bio.c src/sys/sys conf.h vnode.h src/sys/vm device_pager.c vm_mmap.c Message-ID: <201008060944.o769ikWQ062709@repoman.freebsd.org>
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kib 2010-08-06 09:42:15 UTC
FreeBSD src repository
Modified files:
sys/fs/devfs devfs_rule.c devfs_vnops.c
sys/kern kern_conf.c tty.c vfs_bio.c
sys/sys conf.h vnode.h
sys/vm device_pager.c vm_mmap.c
Log:
SVN rev 210923 on 2010-08-06 09:42:15Z by kib
Add new make_dev_p(9) flag MAKEDEV_ETERNAL to inform devfs that created
cdev will never be destroyed. Propagate the flag to devfs vnodes as
VV_ETERNVALDEV. Use the flags to avoid acquiring devmtx and taking a
thread reference on such nodes.
In collaboration with: pho
MFC after: 1 month
Revision Changes Path
1.26 +4 -3 src/sys/fs/devfs/devfs_rule.c
1.187 +30 -27 src/sys/fs/devfs/devfs_vnops.c
1.241 +76 -43 src/sys/kern/kern_conf.c
1.338 +3 -3 src/sys/kern/tty.c
1.591 +3 -2 src/sys/kern/vfs_bio.c
1.258 +15 -7 src/sys/sys/conf.h
1.370 +1 -0 src/sys/sys/vnode.h
1.96 +7 -6 src/sys/vm/device_pager.c
1.243 +7 -7 src/sys/vm/vm_mmap.c
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