From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Theodore Ts'o <tytso@mit.edu>,
Andreas Dilger <adilger.kernel@dilger.ca>,
Jan Kara <jack@suse.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
Hugh Dickins <hughd@google.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Dave Hansen <dave.hansen@intel.com>,
Vlastimil Babka <vbabka@suse.cz>,
Matthew Wilcox <willy@infradead.org>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-block@vger.kernel.org,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: [PATCHv5 03/36] page-flags: relax page flag policy for few flags
Date: Tue, 29 Nov 2016 14:22:31 +0300 [thread overview]
Message-ID: <20161129112304.90056-4-kirill.shutemov@linux.intel.com> (raw)
In-Reply-To: <20161129112304.90056-1-kirill.shutemov@linux.intel.com>
These flags are in use for filesystems with backing storage: PG_error,
PG_writeback and PG_readahead.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
---
include/linux/page-flags.h | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 74e4dda91238..a2bef9a41bcf 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -253,7 +253,7 @@ static inline int TestClearPage##uname(struct page *page) { return 0; }
TESTSETFLAG_FALSE(uname) TESTCLEARFLAG_FALSE(uname)
__PAGEFLAG(Locked, locked, PF_NO_TAIL)
-PAGEFLAG(Error, error, PF_NO_COMPOUND) TESTCLEARFLAG(Error, error, PF_NO_COMPOUND)
+PAGEFLAG(Error, error, PF_NO_TAIL) TESTCLEARFLAG(Error, error, PF_NO_TAIL)
PAGEFLAG(Referenced, referenced, PF_HEAD)
TESTCLEARFLAG(Referenced, referenced, PF_HEAD)
__SETPAGEFLAG(Referenced, referenced, PF_HEAD)
@@ -293,15 +293,15 @@ PAGEFLAG(OwnerPriv1, owner_priv_1, PF_ANY)
* Only test-and-set exist for PG_writeback. The unconditional operators are
* risky: they bypass page accounting.
*/
-TESTPAGEFLAG(Writeback, writeback, PF_NO_COMPOUND)
- TESTSCFLAG(Writeback, writeback, PF_NO_COMPOUND)
+TESTPAGEFLAG(Writeback, writeback, PF_NO_TAIL)
+ TESTSCFLAG(Writeback, writeback, PF_NO_TAIL)
PAGEFLAG(MappedToDisk, mappedtodisk, PF_NO_TAIL)
/* PG_readahead is only used for reads; PG_reclaim is only for writes */
PAGEFLAG(Reclaim, reclaim, PF_NO_TAIL)
TESTCLEARFLAG(Reclaim, reclaim, PF_NO_TAIL)
-PAGEFLAG(Readahead, reclaim, PF_NO_COMPOUND)
- TESTCLEARFLAG(Readahead, reclaim, PF_NO_COMPOUND)
+PAGEFLAG(Readahead, reclaim, PF_NO_TAIL)
+ TESTCLEARFLAG(Readahead, reclaim, PF_NO_TAIL)
#ifdef CONFIG_HIGHMEM
/*
--
2.10.2
--
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next prev parent reply other threads:[~2016-11-29 11:23 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-29 11:22 [PATCHv5 00/36] ext4: support of huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 01/36] mm, shmem: swich huge tmpfs to multi-order radix-tree entries Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 02/36] Revert "radix-tree: implement radix_tree_maybe_preload_order()" Kirill A. Shutemov
2016-11-29 11:22 ` Kirill A. Shutemov [this message]
2016-11-29 11:22 ` [PATCHv5 04/36] mm, rmap: account file thp pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 05/36] thp: try to free page's buffers before attempt split Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 06/36] thp: handle write-protection faults for file THP Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 07/36] filemap: allocate huge page in page_cache_read(), if allowed Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 08/36] filemap: handle huge pages in do_generic_file_read() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 09/36] filemap: allocate huge page in pagecache_get_page(), if allowed Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 10/36] filemap: handle huge pages in filemap_fdatawait_range() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 11/36] HACK: readahead: alloc huge pages, if allowed Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 12/36] brd: make it handle huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 13/36] mm: make write_cache_pages() work on " Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 14/36] thp: introduce hpage_size() and hpage_mask() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 15/36] thp: do not threat slab pages as huge in hpage_{nr_pages,size,mask} Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 16/36] thp: make thp_get_unmapped_area() respect S_HUGE_MODE Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 17/36] fs: make block_read_full_page() be able to read huge page Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 18/36] fs: make block_write_{begin,end}() be able to handle huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 19/36] fs: make block_page_mkwrite() aware about " Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 20/36] truncate: make truncate_inode_pages_range() " Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 21/36] truncate: make invalidate_inode_pages2_range() " Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 22/36] mm, hugetlb: switch hugetlbfs to multi-order radix-tree entries Kirill A. Shutemov
2016-11-30 9:48 ` Hillf Danton
2016-11-30 13:15 ` Kirill A. Shutemov
2016-12-01 3:10 ` Hillf Danton
2016-11-29 11:22 ` [PATCHv5 23/36] mm: account huge pages to dirty, writaback, reclaimable, etc Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 24/36] ext4: make ext4_mpage_readpages() hugepage-aware Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 25/36] ext4: make ext4_writepage() work on huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 26/36] ext4: handle huge pages in ext4_page_mkwrite() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 27/36] ext4: handle huge pages in __ext4_block_zero_page_range() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 28/36] ext4: make ext4_block_write_begin() aware about huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 29/36] ext4: handle huge pages in ext4_da_write_end() Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 30/36] ext4: make ext4_da_page_release_reservation() aware about huge pages Kirill A. Shutemov
2016-11-29 11:22 ` [PATCHv5 31/36] ext4: handle writeback with " Kirill A. Shutemov
2016-11-29 11:23 ` [PATCHv5 32/36] ext4: make EXT4_IOC_MOVE_EXT work " Kirill A. Shutemov
2016-11-29 11:23 ` [PATCHv5 33/36] ext4: fix SEEK_DATA/SEEK_HOLE for " Kirill A. Shutemov
2016-11-29 11:23 ` [PATCHv5 34/36] ext4: make fallocate() operations work with " Kirill A. Shutemov
2016-11-29 11:23 ` [PATCHv5 35/36] mm, fs, ext4: expand use of page_mapping() and page_to_pgoff() Kirill A. Shutemov
2016-11-29 11:23 ` [PATCHv5 36/36] ext4, vfs: add huge= mount option Kirill A. Shutemov
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