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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-07-10 23:24:10 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-07-10 23:24:10 -0700
commit597473720f4dc69749542bfcfed4a927a43d935e (patch)
tree711bf773910fb93d1dd9120c633adc807685e0d8 /include/linux/blktrace_api.h
parentf0dd687815f9546860fc3ac4379d55da045942c9 (diff)
parent593fdd4fb44ef2cbf4ec53ec2c6eb60eb079bb4c (diff)
downloadlwn-597473720f4dc69749542bfcfed4a927a43d935e.tar.gz
lwn-597473720f4dc69749542bfcfed4a927a43d935e.zip
Merge branch 'next' into for-linus
Prepare input updates for 5.3 merge window.
Diffstat (limited to 'include/linux/blktrace_api.h')
-rw-r--r--include/linux/blktrace_api.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 8804753805ac..7bb2d8de9f30 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -116,7 +116,13 @@ extern void blk_fill_rwbs(char *rwbs, unsigned int op, int bytes);
static inline sector_t blk_rq_trace_sector(struct request *rq)
{
- return blk_rq_is_passthrough(rq) ? 0 : blk_rq_pos(rq);
+ /*
+ * Tracing should ignore starting sector for passthrough requests and
+ * requests where starting sector didn't get set.
+ */
+ if (blk_rq_is_passthrough(rq) || blk_rq_pos(rq) == (sector_t)-1)
+ return 0;
+ return blk_rq_pos(rq);
}
static inline unsigned int blk_rq_trace_nr_sectors(struct request *rq)