This is a note to let you know that I've just added the patch titled
scsi: qla2xxx: Fix ql_dump_buffer
to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: scsi-qla2xxx-fix-ql_dump_buffer.patch and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From foo@baz Tue Dec 12 13:26:17 CET 2017
From: Joe Perches joe@perches.com Date: Thu, 2 Mar 2017 17:14:47 -0800 Subject: scsi: qla2xxx: Fix ql_dump_buffer
From: Joe Perches joe@perches.com
[ Upstream commit 23456565acf6d452e0368f7380aecd584c019c67 ]
Recent printk changes for KERN_CONT cause this logging to be defectively emitted on multiple lines. Fix it.
Also reduces object size a trivial amount.
$ size drivers/scsi/qla2xxx/qla_dbg.o* text data bss dec hex filename 39125 0 0 39125 98d5 drivers/scsi/qla2xxx/qla_dbg.o.new 39164 0 0 39164 98fc drivers/scsi/qla2xxx/qla_dbg.o.old
Signed-off-by: Joe Perches joe@perches.com Acked-by: Himanshu Madhani himanshu.madhani@cavium.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/scsi/qla2xxx/qla_dbg.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -2707,13 +2707,9 @@ ql_dump_buffer(uint32_t level, scsi_qla_ "%-+5d 0 1 2 3 4 5 6 7 8 9 A B C D E F\n", size); ql_dbg(level, vha, id, "----- -----------------------------------------------\n"); - for (cnt = 0; cnt < size; cnt++, buf++) { - if (cnt % 16 == 0) - ql_dbg(level, vha, id, "%04x:", cnt & ~0xFU); - printk(" %02x", *buf); - if (cnt % 16 == 15) - printk("\n"); + for (cnt = 0; cnt < size; cnt += 16) { + ql_dbg(level, vha, id, "%04x: ", cnt); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, + buf + cnt, min(16U, size - cnt), false); } - if (cnt % 16 != 0) - printk("\n"); }
Patches currently in stable-queue which might be from joe@perches.com are
queue-4.9/scsi-qla2xxx-fix-ql_dump_buffer.patch