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authorArnd Bergmann <arnd@arndb.de>2010-10-26 22:55:40 +0200
committerArnd Bergmann <arnd@arndb.de>2010-10-27 21:39:39 +0200
commit763641d81202834e9d64de2019d1edec12868f4f (patch)
treecabbf932e3f6676bfbce6be27744795700011bfb /fs/lockd/svc.c
parentf9ba5375a8aae4aeea6be15df77e24707a429812 (diff)
lockd: push lock_flocks down
lockd should use lock_flocks() instead of lock_kernel() to lock against posix locks accessing the i_flock list. This is a prerequisite to turning lock_flocks into a spinlock. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/lockd/svc.c')
-rw-r--r--fs/lockd/svc.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index b13aabc1229..abfff9d7979 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -22,7 +22,6 @@
#include <linux/in.h>
#include <linux/uio.h>
#include <linux/smp.h>
-#include <linux/smp_lock.h>
#include <linux/mutex.h>
#include <linux/kthread.h>
#include <linux/freezer.h>
@@ -130,15 +129,6 @@ lockd(void *vrqstp)
dprintk("NFS locking service started (ver " LOCKD_VERSION ").\n");
- /*
- * FIXME: it would be nice if lockd didn't spend its entire life
- * running under the BKL. At the very least, it would be good to
- * have someone clarify what it's intended to protect here. I've
- * seen some handwavy posts about posix locking needing to be
- * done under the BKL, but it's far from clear.
- */
- lock_kernel();
-
if (!nlm_timeout)
nlm_timeout = LOCKD_DFLT_TIMEO;
nlmsvc_timeout = nlm_timeout * HZ;
@@ -195,7 +185,6 @@ lockd(void *vrqstp)
if (nlmsvc_ops)
nlmsvc_invalidate_all();
nlm_shutdown_hosts();
- unlock_kernel();
return 0;
}