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authorLinus Torvalds <torvalds@linux-foundation.org>2014-06-08 13:03:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-08 13:03:35 -0700
commitf8409abdc592e13cefbe4e4a24a84b3d5741e85f (patch)
treeb016b7158eb080d59bf79605958cb746d545f56d /include/linux/page-flags.h
parentb20dcab9d4589ef9918a13c888c5493945adfc13 (diff)
parentbd9db175dde14b606265e0d37e8319d96fe1a58f (diff)
Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 updates from Ted Ts'o: "Clean ups and miscellaneous bug fixes, in particular for the new collapse_range and zero_range fallocate functions. In addition, improve the scalability of adding and remove inodes from the orphan list" * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (25 commits) ext4: handle symlink properly with inline_data ext4: fix wrong assert in ext4_mb_normalize_request() ext4: fix zeroing of page during writeback ext4: remove unused local variable "stored" from ext4_readdir(...) ext4: fix ZERO_RANGE test failure in data journalling ext4: reduce contention on s_orphan_lock ext4: use sbi in ext4_orphan_{add|del}() ext4: use EXT_MAX_BLOCKS in ext4_es_can_be_merged() ext4: add missing BUFFER_TRACE before ext4_journal_get_write_access ext4: remove unnecessary double parentheses ext4: do not destroy ext4_groupinfo_caches if ext4_mb_init() fails ext4: make local functions static ext4: fix block bitmap validation when bigalloc, ^flex_bg ext4: fix block bitmap initialization under sparse_super2 ext4: find the group descriptors on a 1k-block bigalloc,meta_bg filesystem ext4: avoid unneeded lookup when xattr name is invalid ext4: fix data integrity sync in ordered mode ext4: remove obsoleted check ext4: add a new spinlock i_raw_lock to protect the ext4's raw inode ext4: fix locking for O_APPEND writes ...
Diffstat (limited to 'include/linux/page-flags.h')
-rw-r--r--include/linux/page-flags.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 2093eb72785e..3c545b48aeab 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -319,13 +319,23 @@ CLEARPAGEFLAG(Uptodate, uptodate)
extern void cancel_dirty_page(struct page *page, unsigned int account_size);
int test_clear_page_writeback(struct page *page);
-int test_set_page_writeback(struct page *page);
+int __test_set_page_writeback(struct page *page, bool keep_write);
+
+#define test_set_page_writeback(page) \
+ __test_set_page_writeback(page, false)
+#define test_set_page_writeback_keepwrite(page) \
+ __test_set_page_writeback(page, true)
static inline void set_page_writeback(struct page *page)
{
test_set_page_writeback(page);
}
+static inline void set_page_writeback_keepwrite(struct page *page)
+{
+ test_set_page_writeback_keepwrite(page);
+}
+
#ifdef CONFIG_PAGEFLAGS_EXTENDED
/*
* System with lots of page flags available. This allows separate