cxlflash: Fix to double the delay each time

The operator used to double the master context response delay
is incorrect and does not result in delay doubling.

To fix, use a left shift instead of the XOR operator.

Reported-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Signed-off-by: Manoj N. Kumar <manoj@linux.vnet.ibm.com>
Reviewed-by: Brian King <brking@linux.vnet.ibm.com>
Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
Manoj Kumar 2015-10-21 15:15:30 -05:00 committed by James Bottomley
parent 11f43ae773
commit b22b4037a0

View file

@ -303,7 +303,7 @@ static void context_reset(struct afu_cmd *cmd)
if (rrin != 0x1)
break;
/* Double delay each time */
udelay(2 ^ nretry);
udelay(2 << nretry);
} while (nretry++ < MC_ROOM_RETRY_CNT);
}