lkml.org 
[lkml]   [2013]   [Nov]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/7] Fscache: Implement uncaching single no-data page
Date
Similar to the routine for multiple pages except
that it takes page * as input rather than list head *.

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
---
fs/fscache/page.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index 7f5c658..0c69f72 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -721,6 +721,14 @@ nobufs:
}
EXPORT_SYMBOL(__fscache_alloc_page);

+void __fscache_readpage_cancel(struct fscache_cookie *cookie,
+ struct page *page)
+{
+ if (PageFsCache(page))
+ __fscache_uncache_page(cookie, page);
+}
+EXPORT_SYMBOL(__fscache_readpage_cancel);
+
/*
* Unmark pages allocate in the readahead code path (via:
* fscache_readpages_or_alloc) after delegating to the base filesystem
--
1.7.9.5


\
 
 \ /
  Last update: 2013-11-11 18:01    [W:0.111 / U:0.200 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site