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authorPauli Nieminen <suokkos@gmail.com>2010-04-01 12:44:58 +0000
committerDave Airlie <airlied@redhat.com>2010-04-06 11:35:45 +1000
commit0745866165598b067442c472911280527b08be3e (patch)
tree454900be36c969fe45554a47e733807d63be8b6f /include/drm/ttm/ttm_page_alloc.h
parent1403b1a38e8b19a4cc17e2c158e278628943a436 (diff)
downloadlwn-0745866165598b067442c472911280527b08be3e.tar.gz
lwn-0745866165598b067442c472911280527b08be3e.zip
drm/ttm: Add debugfs output entry to pool allocator.
ttm_page_alloc_debugfs can be registered to output the state of pools. Debugfs file will output number of pages freed from the pool, number of pages in pool now and the lowes number of pages in pool since previous shrink. Signed-off-by: Pauli Nieminen <suokkos@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/drm/ttm/ttm_page_alloc.h')
-rw-r--r--include/drm/ttm/ttm_page_alloc.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h
index 043d817b8164..8b091c309df4 100644
--- a/include/drm/ttm/ttm_page_alloc.h
+++ b/include/drm/ttm/ttm_page_alloc.h
@@ -67,4 +67,8 @@ int ttm_page_alloc_init(unsigned max_pages);
*/
void ttm_page_alloc_fini(void);
+/**
+ * Output the state of pools to debugfs file
+ */
+extern int ttm_page_alloc_debugfs(struct seq_file *m, void *data);
#endif