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author | Matthew Wilcox <mawilcox@microsoft.com> | 2018-04-10 16:36:56 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-11 10:28:39 -0700 |
commit | b93b016313b3ba8003c3b8bb71f569af91f19fc7 (patch) | |
tree | ad4be96414189dcdf8c972f351ba430996e9fdff /fs/btrfs/compression.c | |
parent | f6bb2a2c0b81c47282ddb7883f92e65a063c27dd (diff) | |
download | linux-stable-b93b016313b3ba8003c3b8bb71f569af91f19fc7.tar.gz linux-stable-b93b016313b3ba8003c3b8bb71f569af91f19fc7.tar.bz2 linux-stable-b93b016313b3ba8003c3b8bb71f569af91f19fc7.zip |
page cache: use xa_lock
Remove the address_space ->tree_lock and use the xa_lock newly added to
the radix_tree_root. Rename the address_space ->page_tree to ->i_pages,
since we don't really care that it's a tree.
[willy@infradead.org: fix nds32, fs/dax.c]
Link: http://lkml.kernel.org/r/20180406145415.GB20605@bombadil.infradead.orgLink: http://lkml.kernel.org/r/20180313132639.17387-9-willy@infradead.org
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Cc: Darrick J. Wong <darrick.wong@oracle.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r-- | fs/btrfs/compression.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 562c3e633403..578181cd96b5 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -458,7 +458,7 @@ static noinline int add_ra_bio_pages(struct inode *inode, break; rcu_read_lock(); - page = radix_tree_lookup(&mapping->page_tree, pg_index); + page = radix_tree_lookup(&mapping->i_pages, pg_index); rcu_read_unlock(); if (page && !radix_tree_exceptional_entry(page)) { misses++; |