diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-04-19 19:19:04 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-04-23 09:30:07 +0100 |
| commit | 245e736408175742a29acd5b3735ecc6b39f3ca1 (patch) | |
| tree | 719e2646c4bd75c8352f7dfa142cab6055db82b5 /drivers/dma-buf | |
| parent | ef0db94f94a0458b99bd712c1a40a87c937f236f (diff) | |
| download | lwn-245e736408175742a29acd5b3735ecc6b39f3ca1.tar.gz lwn-245e736408175742a29acd5b3735ecc6b39f3ca1.zip | |
dma-buf: Remove unused sync_dump()
sync_dump() is an unused, unexported, function that adds 64k to the
kernel image and doesn't even provide locking around the global array it
uses.
add/remove: 0/2 grow/shrink: 0/0 up/down: 0/-65734 (-65734)
Function old new delta
sync_dump 198 - -198
sync_dump_buf 65536 - -65536
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Gustavo Padovan <gustavo@padovan.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190419181904.6199-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/dma-buf')
| -rw-r--r-- | drivers/dma-buf/sync_debug.c | 26 | ||||
| -rw-r--r-- | drivers/dma-buf/sync_debug.h | 1 |
2 files changed, 0 insertions, 27 deletions
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c index c0abf37df88b..434a66518e0d 100644 --- a/drivers/dma-buf/sync_debug.c +++ b/drivers/dma-buf/sync_debug.c @@ -197,29 +197,3 @@ static __init int sync_debugfs_init(void) return 0; } late_initcall(sync_debugfs_init); - -#define DUMP_CHUNK 256 -static char sync_dump_buf[64 * 1024]; -void sync_dump(void) -{ - struct seq_file s = { - .buf = sync_dump_buf, - .size = sizeof(sync_dump_buf) - 1, - }; - int i; - - sync_info_debugfs_show(&s, NULL); - - for (i = 0; i < s.count; i += DUMP_CHUNK) { - if ((s.count - i) > DUMP_CHUNK) { - char c = s.buf[i + DUMP_CHUNK]; - - s.buf[i + DUMP_CHUNK] = 0; - pr_cont("%s", s.buf + i); - s.buf[i + DUMP_CHUNK] = c; - } else { - s.buf[s.count] = 0; - pr_cont("%s", s.buf + i); - } - } -} diff --git a/drivers/dma-buf/sync_debug.h b/drivers/dma-buf/sync_debug.h index 05e33f937ad0..6176e52ba2d7 100644 --- a/drivers/dma-buf/sync_debug.h +++ b/drivers/dma-buf/sync_debug.h @@ -68,6 +68,5 @@ void sync_timeline_debug_add(struct sync_timeline *obj); void sync_timeline_debug_remove(struct sync_timeline *obj); void sync_file_debug_add(struct sync_file *fence); void sync_file_debug_remove(struct sync_file *fence); -void sync_dump(void); #endif /* _LINUX_SYNC_H */ |