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authorMel Gorman <mgorman@techsingularity.net>2016-07-28 15:46:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-28 16:07:41 -0700
commit11fb998986a72aa7e997d96d63d52582a01228c5 (patch)
treefd9db095081c4fe2212db7de2757bfdf4645dc04 /fs/fuse/file.c
parent4b9d0fab7166c9323f06d708518a35cf3a90426c (diff)
downloadop-kernel-dev-11fb998986a72aa7e997d96d63d52582a01228c5.zip
op-kernel-dev-11fb998986a72aa7e997d96d63d52582a01228c5.tar.gz
mm: move most file-based accounting to the node
There are now a number of accounting oddities such as mapped file pages being accounted for on the node while the total number of file pages are accounted on the zone. This can be coped with to some extent but it's confusing so this patch moves the relevant file-based accounted. Due to throttling logic in the page allocator for reliable OOM detection, it is still necessary to track dirty and writeback pages on a per-zone basis. [mgorman@techsingularity.net: fix NR_ZONE_WRITE_PENDING accounting] Link: http://lkml.kernel.org/r/1468404004-5085-5-git-send-email-mgorman@techsingularity.net Link: http://lkml.kernel.org/r/1467970510-21195-20-git-send-email-mgorman@techsingularity.net Signed-off-by: Mel Gorman <mgorman@techsingularity.net> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Hillf Danton <hillf.zj@alibaba-inc.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Rik van Riel <riel@surriel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/fuse/file.c')
-rw-r--r--fs/fuse/file.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 9154f86..2382f22 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1452,7 +1452,7 @@ static void fuse_writepage_finish(struct fuse_conn *fc, struct fuse_req *req)
list_del(&req->writepages_entry);
for (i = 0; i < req->num_pages; i++) {
dec_wb_stat(&bdi->wb, WB_WRITEBACK);
- dec_zone_page_state(req->pages[i], NR_WRITEBACK_TEMP);
+ dec_node_page_state(req->pages[i], NR_WRITEBACK_TEMP);
wb_writeout_inc(&bdi->wb);
}
wake_up(&fi->page_waitq);
@@ -1642,7 +1642,7 @@ static int fuse_writepage_locked(struct page *page)
req->inode = inode;
inc_wb_stat(&inode_to_bdi(inode)->wb, WB_WRITEBACK);
- inc_zone_page_state(tmp_page, NR_WRITEBACK_TEMP);
+ inc_node_page_state(tmp_page, NR_WRITEBACK_TEMP);
spin_lock(&fc->lock);
list_add(&req->writepages_entry, &fi->writepages);
@@ -1756,7 +1756,7 @@ static bool fuse_writepage_in_flight(struct fuse_req *new_req,
spin_unlock(&fc->lock);
dec_wb_stat(&bdi->wb, WB_WRITEBACK);
- dec_zone_page_state(page, NR_WRITEBACK_TEMP);
+ dec_node_page_state(page, NR_WRITEBACK_TEMP);
wb_writeout_inc(&bdi->wb);
fuse_writepage_free(fc, new_req);
fuse_request_free(new_req);
@@ -1855,7 +1855,7 @@ static int fuse_writepages_fill(struct page *page,
req->page_descs[req->num_pages].length = PAGE_SIZE;
inc_wb_stat(&inode_to_bdi(inode)->wb, WB_WRITEBACK);
- inc_zone_page_state(tmp_page, NR_WRITEBACK_TEMP);
+ inc_node_page_state(tmp_page, NR_WRITEBACK_TEMP);
err = 0;
if (is_writeback && fuse_writepage_in_flight(req, page)) {
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