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 <ch...@chris-wilson.co.uk>
Cc: Sumit Semwal <sumit.sem...@linaro.org>
Cc: Gustavo Padovan <gust...@padovan.org>
---
drivers/dma-buf/sync_debug.c | 26 --------------------------
drivers/dma-buf/sync_debug.h | 2 --
2 files changed, 28 deletions(-)
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c
index c4c8ecb24aa9..d1caa9f060a1 100644
--- a/drivers/dma-buf/sync_debug.c
+++ b/drivers/dma-buf/sync_debug.c
@@ -207,29 +207,3 @@ 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_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 d615a89f774c..1fd4d9ab3c4a 100644
--- a/drivers/dma-buf/sync_debug.h
+++ b/drivers/dma-buf/sync_debug.h
@@ -70,14 +70,12 @@ 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);
#else
# define sync_timeline_debug_add(obj)
# define sync_timeline_debug_remove(obj)
# define sync_file_debug_add(fence)
# define sync_file_debug_remove(fence)
-# define sync_dump()
#endif
#endif /* _LINUX_SYNC_H */
--
2.16.1
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