5.15-stable review patch. If anyone has any objections, please let me know.
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From: Benjamin Coddington bcodding@redhat.com
[ Upstream commit 93c2e5e0a9ecfc183ab1204e1ecaa7ee7eb2a61a ]
This provides some insight into the client's invalidation behavior to show both when the client uses the helper, and the results of calling the helper which can vary depending on how the helper is called.
Signed-off-by: Benjamin Coddington bcodding@redhat.com Signed-off-by: Trond Myklebust trond.myklebust@hammerspace.com Stable-dep-of: 867da60d463b ("nfs: avoid i_lock contention in nfs_clear_invalid_mapping") Signed-off-by: Sasha Levin sashal@kernel.org --- fs/nfs/inode.c | 1 + fs/nfs/nfstrace.h | 1 + 2 files changed, 2 insertions(+)
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 48ade92d4ce8c..3861cd056cec3 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -219,6 +219,7 @@ void nfs_set_cache_invalid(struct inode *inode, unsigned long flags) NFS_INO_DATA_INVAL_DEFER); else if (nfsi->cache_validity & NFS_INO_INVALID_DATA) nfsi->cache_validity &= ~NFS_INO_DATA_INVAL_DEFER; + trace_nfs_set_cache_invalid(inode, 0); } EXPORT_SYMBOL_GPL(nfs_set_cache_invalid);
diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h index 6804ca2efbf99..cbdfe091f56a6 100644 --- a/fs/nfs/nfstrace.h +++ b/fs/nfs/nfstrace.h @@ -162,6 +162,7 @@ DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit); DEFINE_NFS_INODE_EVENT(nfs_fsync_enter); DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit); DEFINE_NFS_INODE_EVENT(nfs_access_enter); +DEFINE_NFS_INODE_EVENT_DONE(nfs_set_cache_invalid);
TRACE_EVENT(nfs_access_exit, TP_PROTO(