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PR/38141 CVS commit: src/sys/kern

The following reply was made to PR kern/38141; it has been noted by GNATS.

From: Andrew Doran <>
Subject: PR/38141 CVS commit: src/sys/kern
Date: Tue,  6 May 2008 12:54:25 +0000 (UTC)

 Module Name:   src
 Committed By:  ad
 Date:          Tue May  6 12:54:25 UTC 2008
 Modified Files:
        src/sys/kern: vfs_syscalls.c
 Log Message:
 PR kern/38141 lookup/vfs_busy acquire rwlock recursively
 - sys_sync: acquire a write lock on the mount since the operation modifies
   the mount structure.
 - sys_fchdir: use vfs_trybusy(). If an unmount is in progress, just fail it.
 To generate a diff of this commit:
 cvs rdiff -r1.355 -r1.356 src/sys/kern/vfs_syscalls.c
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.

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