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authorPaolo Bonzini <pbonzini@redhat.com>2024-10-06 03:59:22 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2024-10-06 03:59:22 -0400
commitc8d430db8eec7d4fd13a6bea27b7086a54eda6da (patch)
tree3c9b35bc9372232183e745cc2a03995a8d053ff6 /fs/netfs/locking.c
parent2a5fe5a01668e831af1de3951718fbf88b9a9b9c (diff)
parenta1d402abf8e3ff1d821e88993fc5331784fac0da (diff)
Merge tag 'kvmarm-fixes-6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for 6.12, take #1 - Fix pKVM error path on init, making sure we do not change critical system registers as we're about to fail - Make sure that the host's vector length is at capped by a value common to all CPUs - Fix kvm_has_feat*() handling of "negative" features, as the current code is pretty broken - Promote Joey to the status of official reviewer, while James steps down -- hopefully only temporarly
Diffstat (limited to 'fs/netfs/locking.c')
-rw-r--r--fs/netfs/locking.c22
1 files changed, 5 insertions, 17 deletions
diff --git a/fs/netfs/locking.c b/fs/netfs/locking.c
index 75dc52a49b3a4..21eab56ee2f94 100644
--- a/fs/netfs/locking.c
+++ b/fs/netfs/locking.c
@@ -19,25 +19,13 @@
* Must be called under a lock that serializes taking new references
* to i_dio_count, usually by inode->i_mutex.
*/
-static int inode_dio_wait_interruptible(struct inode *inode)
+static int netfs_inode_dio_wait_interruptible(struct inode *inode)
{
- if (!atomic_read(&inode->i_dio_count))
+ if (inode_dio_finished(inode))
return 0;
- wait_queue_head_t *wq = bit_waitqueue(&inode->i_state, __I_DIO_WAKEUP);
- DEFINE_WAIT_BIT(q, &inode->i_state, __I_DIO_WAKEUP);
-
- for (;;) {
- prepare_to_wait(wq, &q.wq_entry, TASK_INTERRUPTIBLE);
- if (!atomic_read(&inode->i_dio_count))
- break;
- if (signal_pending(current))
- break;
- schedule();
- }
- finish_wait(wq, &q.wq_entry);
-
- return atomic_read(&inode->i_dio_count) ? -ERESTARTSYS : 0;
+ inode_dio_wait_interruptible(inode);
+ return !inode_dio_finished(inode) ? -ERESTARTSYS : 0;
}
/* Call with exclusively locked inode->i_rwsem */
@@ -46,7 +34,7 @@ static int netfs_block_o_direct(struct netfs_inode *ictx)
if (!test_bit(NETFS_ICTX_ODIRECT, &ictx->flags))
return 0;
clear_bit(NETFS_ICTX_ODIRECT, &ictx->flags);
- return inode_dio_wait_interruptible(&ictx->inode);
+ return netfs_inode_dio_wait_interruptible(&ictx->inode);
}
/**