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authorLinus Torvalds <torvalds@linux-foundation.org>2016-02-27 23:46:16 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-02-27 23:46:16 +0300
commit691429e13dfaf5b0994b07cc166db41bd608ee3d (patch)
treebf52870108822c40d9a83d3c402c59d5f15cc6af /include/linux
parent1c271479b56da4a8caf5f56a88432d4260e120fe (diff)
parent7f6d5b529b7dfe2fca30cbf4bc81e16575090025 (diff)
downloadlinux-691429e13dfaf5b0994b07cc166db41bd608ee3d.tar.xz
Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton: "10 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: dax: move writeback calls into the filesystems dax: give DAX clearing code correct bdev ext4: online defrag not supported with DAX ext2, ext4: only set S_DAX for regular inodes block: disable block device DAX by default ocfs2: unlock inode if deleting inode from orphan fails mm: ASLR: use get_random_long() drivers: char: random: add get_random_long() mm: numa: quickly fail allocations for NUMA balancing on full nodes mm: thp: fix SMP race condition between THP page fault and MADV_DONTNEED
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dax.h8
-rw-r--r--include/linux/random.h1
2 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/dax.h b/include/linux/dax.h
index 818e45078929..636dd59ab505 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -7,7 +7,7 @@
ssize_t dax_do_io(struct kiocb *, struct inode *, struct iov_iter *, loff_t,
get_block_t, dio_iodone_t, int flags);
-int dax_clear_blocks(struct inode *, sector_t block, long size);
+int dax_clear_sectors(struct block_device *bdev, sector_t _sector, long _size);
int dax_zero_page_range(struct inode *, loff_t from, unsigned len, get_block_t);
int dax_truncate_page(struct inode *, loff_t from, get_block_t);
int dax_fault(struct vm_area_struct *, struct vm_fault *, get_block_t,
@@ -52,6 +52,8 @@ static inline bool dax_mapping(struct address_space *mapping)
{
return mapping->host && IS_DAX(mapping->host);
}
-int dax_writeback_mapping_range(struct address_space *mapping, loff_t start,
- loff_t end);
+
+struct writeback_control;
+int dax_writeback_mapping_range(struct address_space *mapping,
+ struct block_device *bdev, struct writeback_control *wbc);
#endif
diff --git a/include/linux/random.h b/include/linux/random.h
index a75840c1aa71..9c29122037f9 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -34,6 +34,7 @@ extern const struct file_operations random_fops, urandom_fops;
#endif
unsigned int get_random_int(void);
+unsigned long get_random_long(void);
unsigned long randomize_range(unsigned long start, unsigned long end, unsigned long len);
u32 prandom_u32(void);