Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=118365721768f29d74718a59895ed7bd3c10b68e Commit: 118365721768f29d74718a59895ed7bd3c10b68e Parent: 4545a88fc1ae2c0cd1da6e35f3adcbc56ff27b07 Author: vignesh babu <[EMAIL PROTECTED]> AuthorDate: Thu Dec 13 12:43:41 2007 -0600 Committer: James Bottomley <[EMAIL PROTECTED]> CommitDate: Fri Jan 11 18:28:51 2008 -0600
[SCSI] libiscsi: use is_power_of_2 Replacing n & (n - 1) for power of 2 check by is_power_of_2(n) Signed-off-by: vignesh babu <[EMAIL PROTECTED]> Signed-off-by: Mike Christie <[EMAIL PROTECTED]> Signed-off-by: James Bottomley <[EMAIL PROTECTED]> --- drivers/scsi/libiscsi.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 6573223..553168a 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -24,6 +24,7 @@ #include <linux/types.h> #include <linux/kfifo.h> #include <linux/delay.h> +#include <linux/log2.h> #include <asm/unaligned.h> #include <net/tcp.h> #include <scsi/scsi_cmnd.h> @@ -1700,7 +1701,7 @@ iscsi_session_setup(struct iscsi_transport *iscsit, qdepth = ISCSI_DEF_CMD_PER_LUN; } - if (cmds_max < 2 || (cmds_max & (cmds_max - 1)) || + if (!is_power_of_2(cmds_max) || cmds_max >= ISCSI_MGMT_ITT_OFFSET) { if (cmds_max != 0) printk(KERN_ERR "iscsi: invalid can_queue of %d. " - To unsubscribe from this list: send the line "unsubscribe git-commits-head" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html