Author: jhb
Date: Fri Dec 16 20:10:00 2011
New Revision: 228593
URL: http://svn.freebsd.org/changeset/base/228593
Log:
Fire a kevent if necessary after seeking on a regular file. This fixes a
case where a kevent would not fire on a regular file if an application read
to EOF and then seeked backwards into the file.
Reviewed by: kib
MFC after: 2 weeks
Modified:
head/sys/kern/vfs_syscalls.c
Modified: head/sys/kern/vfs_syscalls.c
==============================================================================
--- head/sys/kern/vfs_syscalls.c Fri Dec 16 19:39:49 2011
(r228592)
+++ head/sys/kern/vfs_syscalls.c Fri Dec 16 20:10:00 2011
(r228593)
@@ -2050,6 +2050,7 @@ sys_lseek(td, uap)
if (error != 0)
goto drop;
fp->f_offset = offset;
+ VFS_KNOTE_UNLOCKED(vp, 0);
*(off_t *)(td->td_retval) = fp->f_offset;
drop:
fdrop(fp, td);
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