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authorJiri Kosina <jkosina@suse.cz>2014-02-20 14:54:28 +0100
committerJiri Kosina <jkosina@suse.cz>2014-02-20 14:54:28 +0100
commitd4263348f796f29546f90802177865dd4379dd0a (patch)
treeadcbdaebae584eee2f32fab95e826e8e49eef385 /fs/buffer.c
parentbe873ac782f5ff5ee6675f83929f4fe6737eead2 (diff)
parent6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 (diff)
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Merge branch 'master' into for-next
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index a20f2eb107ed..8c53a2b15ecb 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -654,14 +654,16 @@ EXPORT_SYMBOL(mark_buffer_dirty_inode);
static void __set_page_dirty(struct page *page,
struct address_space *mapping, int warn)
{
- spin_lock_irq(&mapping->tree_lock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&mapping->tree_lock, flags);
if (page->mapping) { /* Race with truncate? */
WARN_ON_ONCE(warn && !PageUptodate(page));
account_page_dirtied(page, mapping);
radix_tree_tag_set(&mapping->page_tree,
page_index(page), PAGECACHE_TAG_DIRTY);
}
- spin_unlock_irq(&mapping->tree_lock);
+ spin_unlock_irqrestore(&mapping->tree_lock, flags);
__mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
}
@@ -1312,7 +1314,7 @@ static void bh_lru_install(struct buffer_head *bh)
}
while (out < BH_LRU_SIZE)
bhs[out++] = NULL;
- memcpy(__this_cpu_ptr(&bh_lrus.bhs), bhs, sizeof(bhs));
+ memcpy(this_cpu_ptr(&bh_lrus.bhs), bhs, sizeof(bhs));
}
bh_lru_unlock();
@@ -2982,11 +2984,11 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
* let it through, and the IO layer will turn it into
* an EIO.
*/
- if (unlikely(bio->bi_sector >= maxsector))
+ if (unlikely(bio->bi_iter.bi_sector >= maxsector))
return;
- maxsector -= bio->bi_sector;
- bytes = bio->bi_size;
+ maxsector -= bio->bi_iter.bi_sector;
+ bytes = bio->bi_iter.bi_size;
if (likely((bytes >> 9) <= maxsector))
return;
@@ -2994,7 +2996,7 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
bytes = maxsector << 9;
/* Truncate the bio.. */
- bio->bi_size = bytes;
+ bio->bi_iter.bi_size = bytes;
bio->bi_io_vec[0].bv_len = bytes;
/* ..and clear the end of the buffer for reads */
@@ -3029,14 +3031,14 @@ int _submit_bh(int rw, struct buffer_head *bh, unsigned long bio_flags)
*/
bio = bio_alloc(GFP_NOIO, 1);
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_io_vec[0].bv_page = bh->b_page;
bio->bi_io_vec[0].bv_len = bh->b_size;
bio->bi_io_vec[0].bv_offset = bh_offset(bh);
bio->bi_vcnt = 1;
- bio->bi_size = bh->b_size;
+ bio->bi_iter.bi_size = bh->b_size;
bio->bi_end_io = end_bio_bh_io_sync;
bio->bi_private = bh;