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authorDavid Howells <dhowells@redhat.com>2024-12-16 20:41:09 +0000
committerChristian Brauner <brauner@kernel.org>2024-12-20 22:34:06 +0100
commit49866ce7ea8d41a3dc198f519cc9caa2d6be1891 (patch)
treec2642c8c52ce186f2f686338c531527653ce0bcb /include/trace
parente61bfaad8fd86ac84eac633e0bbaac47a5dfd358 (diff)
netfs: Add support for caching single monolithic objects such as AFS dirs
Add support for caching the content of a file that contains a single monolithic object that must be read/written with a single I/O operation, such as an AFS directory. Signed-off-by: David Howells <dhowells@redhat.com> Link: https://lore.kernel.org/r/20241216204124.3752367-20-dhowells@redhat.com cc: Jeff Layton <jlayton@kernel.org> cc: Marc Dionne <marc.dionne@auristor.com> cc: netfs@lists.linux.dev cc: linux-afs@lists.infradead.org cc: linux-fsdevel@vger.kernel.org Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/netfs.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h
index fc237ff23a33..6df2e7313371 100644
--- a/include/trace/events/netfs.h
+++ b/include/trace/events/netfs.h
@@ -21,6 +21,7 @@
EM(netfs_read_trace_readahead, "READAHEAD") \
EM(netfs_read_trace_readpage, "READPAGE ") \
EM(netfs_read_trace_read_gaps, "READ-GAPS") \
+ EM(netfs_read_trace_read_single, "READ-SNGL") \
EM(netfs_read_trace_prefetch_for_write, "PREFETCHW") \
E_(netfs_read_trace_write_begin, "WRITEBEGN")
@@ -35,9 +36,11 @@
EM(NETFS_READAHEAD, "RA") \
EM(NETFS_READPAGE, "RP") \
EM(NETFS_READ_GAPS, "RG") \
+ EM(NETFS_READ_SINGLE, "R1") \
EM(NETFS_READ_FOR_WRITE, "RW") \
EM(NETFS_DIO_READ, "DR") \
EM(NETFS_WRITEBACK, "WB") \
+ EM(NETFS_WRITEBACK_SINGLE, "W1") \
EM(NETFS_WRITETHROUGH, "WT") \
EM(NETFS_UNBUFFERED_WRITE, "UW") \
EM(NETFS_DIO_WRITE, "DW") \
@@ -47,6 +50,7 @@
EM(netfs_rreq_trace_assess, "ASSESS ") \
EM(netfs_rreq_trace_copy, "COPY ") \
EM(netfs_rreq_trace_collect, "COLLECT") \
+ EM(netfs_rreq_trace_dirty, "DIRTY ") \
EM(netfs_rreq_trace_done, "DONE ") \
EM(netfs_rreq_trace_free, "FREE ") \
EM(netfs_rreq_trace_redirty, "REDIRTY") \