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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 10:00:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 10:00:03 -0700
commit27951daa71f1c91300ae4de9441916d1ffe2b078 (patch)
tree72d9ecde8c784c0837b7caf64b97fac5ffd5a424 /block
parent59c288ffb6dfb55bdd6bfe6826ab6203ff791930 (diff)
parente8e7526c3c0863be25ab03a0871ee0978de5ba50 (diff)
downloadop-kernel-dev-27951daa71f1c91300ae4de9441916d1ffe2b078.zip
op-kernel-dev-27951daa71f1c91300ae4de9441916d1ffe2b078.tar.gz
Merge branch 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (28 commits) ide-tape: fix debug call alim15x3: Remove historical hacks, re-enable init_hwif for PowerPC ide-dma: don't reset request fields on dma_timeout_retry() ide: drop rq->data handling from ide_map_sg() ide-atapi: kill unused fields and callbacks ide-tape: simplify read/write functions ide-tape: use byte size instead of sectors on rw issue functions ide-tape: unify r/w init paths ide-tape: kill idetape_bh ide-tape: use standard data transfer mechanism ide-tape: use single continuous buffer ide-atapi,tape,floppy: allow ->pc_callback() to change rq->data_len ide-tape,floppy: fix failed command completion after request sense ide-pm: don't abuse rq->data ide-cd,atapi: use bio for internal commands ide-atapi: convert ide-{floppy,tape} to using preallocated sense buffer ide-cd: convert to using generic sense request ide: add helpers for preparing sense requests ide-cd: don't abuse rq->buffer ide-atapi: don't abuse rq->buffer ...
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index 9475bf9..648f15c 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1732,10 +1732,14 @@ static int __end_that_request_first(struct request *req, int error,
trace_block_rq_complete(req->q, req);
/*
- * for a REQ_TYPE_BLOCK_PC request, we want to carry any eventual
- * sense key with us all the way through
+ * For fs requests, rq is just carrier of independent bio's
+ * and each partial completion should be handled separately.
+ * Reset per-request error on each partial completion.
+ *
+ * TODO: tj: This is too subtle. It would be better to let
+ * low level drivers do what they see fit.
*/
- if (!blk_pc_request(req))
+ if (blk_fs_request(req))
req->errors = 0;
if (error && (blk_fs_request(req) && !(req->cmd_flags & REQ_QUIET))) {
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