android/android_kernel_samsung_sm8650
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ANDROID: block: export tracepoints

Browse Source 
This patch will export some tracepoints so that vendor modules can use them.
Export these tracepoint functions to track IO data flow for performance tuning.

Bug: 205648026
Bug: 283892333
Change-Id: Ia37b8f99b2d940cecce46c8bc24f724c14450517
Signed-off-by: Yang Yang <yang.yang@vivo.com>
This commit is contained in:
Yang Yang 2021-11-09 10:42:15 +08:00 committed by Todd Kjos
parent 57750518de
commit 0ab6144add
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
block/blk-core.c
View File

@ -58,6 +58,12 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_split);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_insert);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_queue);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_getrq);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_issue);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_merge);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_requeue);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_complete);
DEFINE_IDA(blk_queue_ida);