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| author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-07-27 13:54:08 +0200 |
|---|---|---|
| committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-07-27 13:54:08 +0200 |
| commit | eda3d8f5604860aae1bb9996bb5efc4213778369 (patch) | |
| tree | 9d3887d2665bcc5f5abf200758794545c7b2c69b /mm/readahead.c | |
| parent | 87a9f704658a40940e740b1d73d861667e9164d3 (diff) | |
| parent | 8be1a6d6c77ab4532e4476fdb8177030ef48b52c (diff) | |
Merge commit 'upstream/master'
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index d8723a5f649..77e8ddf945e 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -382,9 +382,9 @@ ondemand_readahead(struct address_space *mapping, if (hit_readahead_marker) { pgoff_t start; - read_lock_irq(&mapping->tree_lock); - start = radix_tree_next_hole(&mapping->page_tree, offset, max+1); - read_unlock_irq(&mapping->tree_lock); + rcu_read_lock(); + start = radix_tree_next_hole(&mapping->page_tree, offset,max+1); + rcu_read_unlock(); if (!start || start - offset > max) return 0; |