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Btrfs: update send_progress at correct places

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Updating send_progress in process_recorded_refs was not correct.
It got updated too early in the cur_inode_new_gen case.

Reported-by: Alex Lyakas <alex.bolshoy.btrfs@gmail.com>
Reported-by: Arne Jansen <sensille@gmx.net>
Signed-off-by: Alexander Block <ablock84@googlemail.com>
This commit is contained in:
Alexander Block 2012-07-28 16:09:35 +02:00 committed by Chris Mason
parent 34d73f54e2
commit e479d9bb5f
1 changed files with 20 additions and 6 deletions
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26
fs/btrfs/send.c
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@ -2886,12 +2886,6 @@ verbose_printk("btrfs: process_recorded_refs %llu\n", sctx->cur_ino);
}
}
/*
* Current inode is now at it's new position, so we must increase
* send_progress
*/
sctx->send_progress = sctx->cur_ino + 1;
ret = 0;
out:
@ -3896,6 +3890,15 @@ static int process_recorded_refs_if_needed(struct send_ctx *sctx, int at_end)
goto out;
ret = process_recorded_refs(sctx);
if (ret < 0)
goto out;
/*
* We have processed the refs and thus need to advance send_progress.
* Now, calls to get_cur_xxx will take the updated refs of the current
* inode into account.
*/
sctx->send_progress = sctx->cur_ino + 1;
out:
return ret;
@ -3993,6 +3996,12 @@ static int changed_inode(struct send_ctx *sctx,
sctx->cur_ino = key->objectid;
sctx->cur_inode_new_gen = 0;
/*
* Set send_progress to current inode. This will tell all get_cur_xxx
* functions that the current inode's refs are not updated yet. Later,
* when process_recorded_refs is finished, it is set to cur_ino + 1.
*/
sctx->send_progress = sctx->cur_ino;
if (result == BTRFS_COMPARE_TREE_NEW ||
@ -4066,6 +4075,11 @@ static int changed_inode(struct send_ctx *sctx,
ret = process_all_refs(sctx, BTRFS_COMPARE_TREE_NEW);
if (ret < 0)
goto out;
/*
* Advance send_progress now as we did not get into
* process_recorded_refs_if_needed in the new_gen case.
*/
sctx->send_progress = sctx->cur_ino + 1;
ret = process_all_extents(sctx);
if (ret < 0)
goto out;