41 lines
1.1 KiB
Diff
41 lines
1.1 KiB
Diff
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From e2049e28add8f8fbfa8680fcf5fc49fa3b713ceb Mon Sep 17 00:00:00 2001
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From: David Sterba <dsterba@suse.cz>
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Date: Tue, 22 Nov 2011 18:05:48 +0100
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Patch-mainline: pending
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References: FATE#306586 bnc#730103
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Subject: [PATCH] btrfs: lock and disable irq during space alloc
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This is a workaround.
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Signed-off-by: Jeff Mahoney <jeffm@suse.com>
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Signed-off-by: David Sterba <dsterba@suse.cz>
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---
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fs/btrfs/free-space-cache.c | 4 ++--
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1 files changed, 2 insertions(+), 2 deletions(-)
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diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
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index 7807276..e49c1cd 100644
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--- a/fs/btrfs/free-space-cache.c
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+++ b/fs/btrfs/free-space-cache.c
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@@ -2102,7 +2102,7 @@ u64 btrfs_find_space_for_alloc(struct btrfs_block_group_cache *block_group,
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u64 bytes_search = bytes + empty_size;
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u64 ret = 0;
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- spin_lock(&ctl->tree_lock);
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+ spin_lock_irq(&ctl->tree_lock);
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entry = find_free_space(ctl, &offset, &bytes_search);
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if (!entry)
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goto out;
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@@ -2123,7 +2123,7 @@ u64 btrfs_find_space_for_alloc(struct btrfs_block_group_cache *block_group,
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}
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out:
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- spin_unlock(&ctl->tree_lock);
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+ spin_unlock_irq(&ctl->tree_lock);
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return ret;
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}
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--
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1.7.6
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