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author | Chris Mason <chris.mason@oracle.com> | 2008-09-24 11:48:04 -0400 |
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committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 15:41:59 -0400 |
commit | 2b1f55b0f0d0d1a66470ef4ea2696cd5dd741a12 (patch) | |
tree | 980019fac9b0891e682bc7d9a8c8a58284b467fc /fs/btrfs/disk-io.c | |
parent | 9b49c9b9f93e148815f2544d0c91f43b6d72eea9 (diff) | |
download | kernel_samsung_espresso10-2b1f55b0f0d0d1a66470ef4ea2696cd5dd741a12.zip kernel_samsung_espresso10-2b1f55b0f0d0d1a66470ef4ea2696cd5dd741a12.tar.gz kernel_samsung_espresso10-2b1f55b0f0d0d1a66470ef4ea2696cd5dd741a12.tar.bz2 |
Remove Btrfs compat code for older kernels
Btrfs had compatibility code for kernels back to 2.6.18. These have
been removed, and will be maintained in a separate backport
git tree from now on.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r-- | fs/btrfs/disk-io.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index d35ca6a..dffb8da 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -26,11 +26,7 @@ #include <linux/buffer_head.h> // for block_sync_page #include <linux/workqueue.h> #include <linux/kthread.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) # include <linux/freezer.h> -#else -# include <linux/sched.h> -#endif #include "crc32c.h" #include "ctree.h" #include "disk-io.h" @@ -373,21 +369,11 @@ out: return ret; } -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,23) static void end_workqueue_bio(struct bio *bio, int err) -#else -static int end_workqueue_bio(struct bio *bio, - unsigned int bytes_done, int err) -#endif { struct end_io_wq *end_io_wq = bio->bi_private; struct btrfs_fs_info *fs_info; -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23) - if (bio->bi_size) - return 1; -#endif - fs_info = end_io_wq->info; end_io_wq->error = err; end_io_wq->work.func = end_workqueue_fn; @@ -397,10 +383,6 @@ static int end_workqueue_bio(struct bio *bio, &end_io_wq->work); else btrfs_queue_worker(&fs_info->endio_workers, &end_io_wq->work); - -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23) - return 0; -#endif } int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio, @@ -1161,9 +1143,7 @@ void btrfs_unplug_io_fn(struct backing_dev_info *bdi, struct page *page) static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) { -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,23) bdi_init(bdi); -#endif bdi->ra_pages = default_backing_dev_info.ra_pages; bdi->state = 0; bdi->capabilities = default_backing_dev_info.capabilities; @@ -1242,11 +1222,7 @@ static void end_workqueue_fn(struct btrfs_work *work) bio->bi_private = end_io_wq->private; bio->bi_end_io = end_io_wq->end_io; kfree(end_io_wq); -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23) - bio_endio(bio, bio->bi_size, error); -#else bio_endio(bio, error); -#endif } static int cleaner_kthread(void *arg) @@ -1673,9 +1649,7 @@ fail: kfree(extent_root); kfree(tree_root); -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,23) bdi_destroy(&fs_info->bdi); -#endif kfree(fs_info); return ERR_PTR(err); } @@ -1936,9 +1910,7 @@ int close_ctree(struct btrfs_root *root) btrfs_close_devices(fs_info->fs_devices); btrfs_mapping_tree_free(&fs_info->mapping_tree); -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,23) bdi_destroy(&fs_info->bdi); -#endif kfree(fs_info->extent_root); kfree(fs_info->tree_root); |