if READA is intentionally ignored, that is not EIO, but EWOULDBLOCK

PATCH New Lars Ellenberg 1 participant 1 message Jul 25, 2008 Device mapper

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Lars Ellenberg

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2008-07-25 12:54 UTC #0 lore raw

PATCH 1/1 if READA is intentionally ignored, that is not EIO, but EWOULDBLOCK

Signed-off-by Lars Ellenberg <[email protected]>

---
 drivers/md/dm-zero.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

drivers/md/dm-zero.c +1 -1

index bdec206..7b9f5e5 100644
@@ -37,7 +37,7 @@ static int zero_map(struct dm_target *ti, struct bio *bio,
 		break;
 	case READA:
 		/* readahead of null bytes only wastes buffer cache */
-		return -EIO;
+		return -EWOULDBLOCK;
 	case WRITE:
 		/* writes get silently dropped */
 		break;

Signature · 7 lines

1.5.5.GIT


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