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authorJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2019-02-20 11:04:08 +0200
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2019-02-20 11:04:08 +0200
commitd0781a89c06f46d0f75e4e142061b8accb67cbe5 (patch)
tree6a1731bfc76fd92aac1880c23f75377462e07b35 /include/linux/blktrace_api.h
parent7f4127c4839b1801087e08b1797e830a766391c1 (diff)
parenta5f2fafece141ef3509e686cea576366d55cabb6 (diff)
Merge drm/drm-next into drm-intel-next-queued
Doing a backmerge to be able to merge topic/mei-hdcp-2019-02-19 PR. Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
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)