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Tweak the wording for vfs_mark_atime() since the I/O it is avoiding by not

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updating va_atime via VOP_SETATTR() isn't always synchronous.  For some
filesystems it is asynchronous.

Suggested by:  bde
This commit is contained in:
John Baldwin 2009-01-23 22:13:00 +00:00
parent 645f1f4ea3
commit 910826246c
1 changed files with 3 additions and 3 deletions
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6
sys/kern/vfs_subr.c
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@ -4198,9 +4198,9 @@ vfs_read_dirent(struct vop_readdir_args *ap, struct dirent *dp, off_t off)
/*
* Mark for update the access time of the file if the filesystem
* supports VOP_MARKATIME. This functionality is used by execve
* and mmap, so we want to avoid the synchronous I/O implied by
* directly setting va_atime for the sake of efficiency.
* supports VOP_MARKATIME. This functionality is used by execve and
* mmap, so we want to avoid the I/O implied by directly setting
* va_atime for the sake of efficiency.
*/
void
vfs_mark_atime(struct vnode *vp, struct ucred *cred)