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authorAlexander Duyck <alexander.h.duyck@intel.com>2017-01-11 03:58:06 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-11 05:31:55 +0300
commit8c2dd3e4a4bae78093c4a5cee6494877651be3c9 (patch)
treed615ea6a6e65bbe9fba82d7c944ad3e762bd1f8d /include/linux/gfp.h
parentb4536f0c829c8586544c94735c343f9b5070bd01 (diff)
downloadlinux-8c2dd3e4a4bae78093c4a5cee6494877651be3c9.tar.xz
mm: rename __alloc_page_frag to page_frag_alloc and __free_page_frag to page_frag_free
Patch series "Page fragment updates", v4. This patch series takes care of a few cleanups for the page fragments API. First we do some renames so that things are much more consistent. First we move the page_frag_ portion of the name to the front of the functions names. Secondly we split out the cache specific functions from the other page fragment functions by adding the word "cache" to the name. Finally I added a bit of documentation that will hopefully help to explain some of this. I plan to revisit this later as we get things more ironed out in the near future with the changes planned for the DMA setup to support eXpress Data Path. This patch (of 3): This patch renames the page frag functions to be more consistent with other APIs. Specifically we place the name page_frag first in the name and then have either an alloc or free call name that we append as the suffix. This makes it a bit clearer in terms of naming. In addition we drop the leading double underscores since we are technically no longer a backing interface and instead the front end that is called from the networking APIs. Link: http://lkml.kernel.org/r/20170104023854.13451.67390.stgit@localhost.localdomain Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/gfp.h')
-rw-r--r--include/linux/gfp.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 7806a8f80abc..ed77a86fbbb0 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -501,9 +501,9 @@ extern void free_hot_cold_page_list(struct list_head *list, bool cold);
struct page_frag_cache;
extern void __page_frag_drain(struct page *page, unsigned int order,
unsigned int count);
-extern void *__alloc_page_frag(struct page_frag_cache *nc,
- unsigned int fragsz, gfp_t gfp_mask);
-extern void __free_page_frag(void *addr);
+extern void *page_frag_alloc(struct page_frag_cache *nc,
+ unsigned int fragsz, gfp_t gfp_mask);
+extern void page_frag_free(void *addr);
#define __free_page(page) __free_pages((page), 0)
#define free_page(addr) free_pages((addr), 0)