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| author | Ralph Wuerthner <ralphw@de.ibm.com> | 2013-07-31 16:33:48 -0700 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2013-08-01 03:57:11 +0200 |
| commit | f9d19c459f01d6e316a4a74a900c69424962eae0 (patch) | |
| tree | 92b453d836253b8490188687f10e21b152aeddb8 | |
| parent | 1af8b0792913d3f280b5da0802e04df063f9f59e (diff) | |
| download | samba-f9d19c459f01d6e316a4a74a900c69424962eae0.tar.gz samba-f9d19c459f01d6e316a4a74a900c69424962eae0.tar.bz2 samba-f9d19c459f01d6e316a4a74a900c69424962eae0.zip | |
Ensure gpfs kernel leases are wrapped in a become_root()/unbecome_root() pair.
Ensures correct lease owner for signal delivery.
Signed-off-by: Ralph Wuerthner <ralphw@de.ibm.com>
Reviewed-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Simo Sorce <idra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Thu Aug 1 03:57:11 CEST 2013 on sn-devel-104
| -rw-r--r-- | source3/modules/vfs_gpfs.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/source3/modules/vfs_gpfs.c b/source3/modules/vfs_gpfs.c index 13061c8c35..4a53bf84e5 100644 --- a/source3/modules/vfs_gpfs.c +++ b/source3/modules/vfs_gpfs.c @@ -111,7 +111,13 @@ static int vfs_gpfs_setlease(vfs_handle_struct *handle, files_struct *fsp, START_PROFILE(syscall_linux_setlease); if (config->leases) { + /* + * Ensure the lease owner is root to allow + * correct delivery of lease-break signals. + */ + become_root(); ret = set_gpfs_lease(fsp->fh->fd,leasetype); + unbecome_root(); } END_PROFILE(syscall_linux_setlease); |