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| author | Martin Brandenburg <martin@omnibond.com> | 2018-02-15 19:38:01 +0000 |
|---|---|---|
| committer | Mike Marshall <hubcap@omnibond.com> | 2019-05-03 14:32:38 -0400 |
| commit | 0dcac0f7812b2c09ed018a5eba91448a37f1b71b (patch) | |
| tree | 328770c9fe2e475d1182e43913b6be647ac5a12d | |
| parent | a68d9c606a67952fe547399bc45eebc8d83078bd (diff) | |
| download | lwn-0dcac0f7812b2c09ed018a5eba91448a37f1b71b.tar.gz lwn-0dcac0f7812b2c09ed018a5eba91448a37f1b71b.zip | |
orangefs: service ops done for writeback are not killable
Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
| -rw-r--r-- | fs/orangefs/orangefs-kernel.h | 1 | ||||
| -rw-r--r-- | fs/orangefs/orangefs-utils.c | 2 | ||||
| -rw-r--r-- | fs/orangefs/waitqueue.c | 18 |
3 files changed, 12 insertions, 9 deletions
diff --git a/fs/orangefs/orangefs-kernel.h b/fs/orangefs/orangefs-kernel.h index a74d9e8c5f9e..46b9ad1d2a9b 100644 --- a/fs/orangefs/orangefs-kernel.h +++ b/fs/orangefs/orangefs-kernel.h @@ -442,6 +442,7 @@ extern const struct dentry_operations orangefs_dentry_operations; #define ORANGEFS_OP_CANCELLATION 4 /* this is a cancellation */ #define ORANGEFS_OP_NO_MUTEX 8 /* don't acquire request_mutex */ #define ORANGEFS_OP_ASYNC 16 /* Queue it, but don't wait */ +#define ORANGEFS_OP_WRITEBACK 32 int service_operation(struct orangefs_kernel_op_s *op, const char *op_name, diff --git a/fs/orangefs/orangefs-utils.c b/fs/orangefs/orangefs-utils.c index a4fac527f85d..9221c4a3398e 100644 --- a/fs/orangefs/orangefs-utils.c +++ b/fs/orangefs/orangefs-utils.c @@ -430,7 +430,7 @@ int orangefs_inode_setattr(struct inode *inode) spin_unlock(&inode->i_lock); ret = service_operation(new_op, __func__, - get_interruptible_flag(inode)); + get_interruptible_flag(inode) | ORANGEFS_OP_WRITEBACK); gossip_debug(GOSSIP_UTILS_DEBUG, "orangefs_inode_setattr: returning %d\n", ret); if (ret) diff --git a/fs/orangefs/waitqueue.c b/fs/orangefs/waitqueue.c index 0729d2645d6a..beafc33d57be 100644 --- a/fs/orangefs/waitqueue.c +++ b/fs/orangefs/waitqueue.c @@ -19,7 +19,7 @@ static int wait_for_matching_downcall(struct orangefs_kernel_op_s *op, long timeout, - bool interruptible) + int flags) __acquires(op->lock); static void orangefs_clean_up_interrupted_operation(struct orangefs_kernel_op_s *op) __releases(op->lock); @@ -143,9 +143,7 @@ retry_servicing: if (!(flags & ORANGEFS_OP_NO_MUTEX)) mutex_unlock(&orangefs_request_mutex); - ret = wait_for_matching_downcall(op, timeout, - flags & ORANGEFS_OP_INTERRUPTIBLE); - + ret = wait_for_matching_downcall(op, timeout, flags); gossip_debug(GOSSIP_WAIT_DEBUG, "%s: wait_for_matching_downcall returned %d for %p\n", __func__, @@ -319,10 +317,12 @@ static void */ static int wait_for_matching_downcall(struct orangefs_kernel_op_s *op, long timeout, - bool interruptible) + int flags) __acquires(op->lock) { long n; + int writeback = flags & ORANGEFS_OP_WRITEBACK, + interruptible = flags & ORANGEFS_OP_INTERRUPTIBLE; /* * There's a "schedule_timeout" inside of these wait @@ -330,10 +330,12 @@ static int wait_for_matching_downcall(struct orangefs_kernel_op_s *op, * user process that needs something done and is being * manipulated by the client-core process. */ - if (interruptible) + if (writeback) + n = wait_for_completion_io_timeout(&op->waitq, timeout); + else if (!writeback && interruptible) n = wait_for_completion_interruptible_timeout(&op->waitq, - timeout); - else + timeout); + else /* !writeback && !interruptible but compiler complains */ n = wait_for_completion_killable_timeout(&op->waitq, timeout); spin_lock(&op->lock); |