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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-24 08:01:10 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-24 08:01:10 -0700
commitf13771187b9423b824f32518319f6da85d819003 (patch)
treec431cf16c286065a302d5f3fb43fc1abac7e4047 /net/sunrpc/cache.c
parent15953654cc312429740fd58fb37a5a3d63a54376 (diff)
parent9f37af654fda88a8dcca74c785f6c20e52758866 (diff)
downloadop-kernel-dev-f13771187b9423b824f32518319f6da85d819003.zip
op-kernel-dev-f13771187b9423b824f32518319f6da85d819003.tar.gz
Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing
* 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: uml: Pushdown the bkl from harddog_kern ioctl sunrpc: Pushdown the bkl from sunrpc cache ioctl sunrpc: Pushdown the bkl from ioctl autofs4: Pushdown the bkl from ioctl uml: Convert to unlocked_ioctls to remove implicit BKL ncpfs: BKL ioctl pushdown coda: Clean-up whitespace problems in pioctl.c coda: BKL ioctl pushdown drivers: Push down BKL into various drivers isdn: Push down BKL into ioctl functions scsi: Push down BKL into ioctl functions dvb: Push down BKL into ioctl functions smbfs: Push down BKL into ioctl function coda/psdev: Remove BKL from ioctl function um/mmapper: Remove BKL usage sn_hwperf: Kill BKL usage hfsplus: Push down BKL into ioctl function
Diffstat (limited to 'net/sunrpc/cache.c')
-rw-r--r--net/sunrpc/cache.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index c2173eb..58de76c 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -34,6 +34,7 @@
#include <linux/sunrpc/cache.h>
#include <linux/sunrpc/stats.h>
#include <linux/sunrpc/rpc_pipe_fs.h>
+#include <linux/smp_lock.h>
#define RPCDBG_FACILITY RPCDBG_CACHE
@@ -1545,12 +1546,18 @@ static unsigned int cache_poll_pipefs(struct file *filp, poll_table *wait)
return cache_poll(filp, wait, cd);
}
-static int cache_ioctl_pipefs(struct inode *inode, struct file *filp,
+static long cache_ioctl_pipefs(struct file *filp,
unsigned int cmd, unsigned long arg)
{
+ struct inode *inode = filp->f_dentry->d_inode;
struct cache_detail *cd = RPC_I(inode)->private;
+ long ret;
- return cache_ioctl(inode, filp, cmd, arg, cd);
+ lock_kernel();
+ ret = cache_ioctl(inode, filp, cmd, arg, cd);
+ unlock_kernel();
+
+ return ret;
}
static int cache_open_pipefs(struct inode *inode, struct file *filp)
@@ -1573,7 +1580,7 @@ const struct file_operations cache_file_operations_pipefs = {
.read = cache_read_pipefs,
.write = cache_write_pipefs,
.poll = cache_poll_pipefs,
- .ioctl = cache_ioctl_pipefs, /* for FIONREAD */
+ .unlocked_ioctl = cache_ioctl_pipefs, /* for FIONREAD */
.open = cache_open_pipefs,
.release = cache_release_pipefs,
};
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