* [PATCH] tapdisk: Fix qcow2 for images > 2 GB
@ 2008-06-27 12:07 Kevin Wolf
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From: Kevin Wolf @ 2008-06-27 12:07 UTC (permalink / raw)
To: xen-devel
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tapdisk: Fix qcow2 for images > 2 GB
Signed-off-by: Kevin Wolf <kwolf@suse.de>
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Index: xen-3.3.0-testing/tools/blktap/drivers/block-qcow2.c
===================================================================
--- xen-3.3.0-testing.orig/tools/blktap/drivers/block-qcow2.c
+++ xen-3.3.0-testing/tools/blktap/drivers/block-qcow2.c
@@ -254,10 +254,7 @@ static int bdrv_pread(int fd, int64_t of
*/
static int bdrv_pwrite(int fd, int64_t offset, const void *buf, int count)
{
- int ret;
-
- ret = lseek(fd, offset, SEEK_SET);
- if (ret != offset) {
+ if (lseek(fd, offset, SEEK_SET) == -1) {
DPRINTF("bdrv_pwrite failed seek (%#"PRIx64").\n", offset);
return -1;
}
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2008-06-27 12:07 [PATCH] tapdisk: Fix qcow2 for images > 2 GB Kevin Wolf
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