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| author | Jeff Layton <jlayton@redhat.com> | 2011-12-01 22:44:39 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-12-06 22:12:27 +0100 |
| commit | d310310cbff18ec385c6ab4d58f33b100192a96a (patch) | |
| tree | 801dbbef1552256e7cefc7ec08dcd41b30a9930b /fs/nfs/inode.c | |
| parent | 62c9ea6b120688d800b4d892eaf737c20a73e86b (diff) | |
| download | op-kernel-dev-d310310cbff18ec385c6ab4d58f33b100192a96a.zip op-kernel-dev-d310310cbff18ec385c6ab4d58f33b100192a96a.tar.gz | |
Freezer / sunrpc / NFS: don't allow TASK_KILLABLE sleeps to block the freezer
Allow the freezer to skip wait_on_bit_killable sleeps in the sunrpc
layer. This should allow suspend and hibernate events to proceed, even
when there are RPC's pending on the wire.
Also, wrap the TASK_KILLABLE sleeps in NFS layer in freezer_do_not_count
and freezer_count calls. This allows the freezer to skip tasks that are
sleeping while looping on EJUKEBOX or NFS4ERR_DELAY sorts of errors.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'fs/nfs/inode.c')
| -rw-r--r-- | fs/nfs/inode.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 50a15fa..bf3a57b 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -38,6 +38,7 @@ #include <linux/nfs_xdr.h> #include <linux/slab.h> #include <linux/compat.h> +#include <linux/freezer.h> #include <asm/system.h> #include <asm/uaccess.h> @@ -77,7 +78,7 @@ int nfs_wait_bit_killable(void *word) { if (fatal_signal_pending(current)) return -ERESTARTSYS; - schedule(); + freezable_schedule(); return 0; } |
