The following changes since commit e97c14423a5688d7adfb342c16363c263cb741f9:
Fix aiocb compile warnings on HPUX (2011-09-21 09:38:01 +0200)
are available in the git repository at:
git://git.kernel.dk/fio.git master
Jens Axboe (1):
Scramble corruption fix
io_u.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
---
Diff of recent changes:
diff --git a/io_u.c b/io_u.c
index 38efcc1..77069c5 100644
--- a/io_u.c
+++ b/io_u.c
@@ -1137,7 +1137,7 @@ static void small_content_scramble(struct io_u *io_u)
return;
p = io_u->xfer_buf;
- boffset= io_u->offset;
+ boffset = io_u->offset;
for (i = 0; i < nr_blocks; i++) {
/*
@@ -1146,9 +1146,10 @@ static void small_content_scramble(struct io_u *io_u)
* and the actual offset.
*/
offset = (io_u->start_time.tv_usec ^ boffset) & 511;
+ offset &= ~(sizeof(unsigned long long) - 1);
if (offset >= 512 - sizeof(unsigned long long))
offset -= sizeof(unsigned long long);
- *((unsigned long long *) p + offset) = boffset;
+ memcpy(p + offset, &boffset, sizeof(boffset));
end = p + 512 - sizeof(io_u->start_time);
memcpy(end, &io_u->start_time, sizeof(io_u->start_time));
--
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