From: Asai Thambi SP Date: Thu, 25 Feb 2016 05:16:38 +0000 (-0800) Subject: mtip32xx: Print exact time when an internal command is interrupted X-Git-Tag: v4.1.22~92 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c9d3e69a692eed01045bfa718505c3e887e87d85;p=platform%2Fkernel%2Flinux-exynos.git mtip32xx: Print exact time when an internal command is interrupted [ Upstream commit 5b7e0a8ac85e2dfd83830dc9e0b3554d153a37e3 ] Print exact time when an internal command is interrupted. Signed-off-by: Selvan Mani Signed-off-by: Rajesh Kumar Sambandam Signed-off-by: Asai Thambi S P Cc: stable@vger.kernel.org Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 3bd7ca9..601bd6c 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -1102,6 +1102,7 @@ static int mtip_exec_internal_command(struct mtip_port *port, struct mtip_cmd *int_cmd; struct driver_data *dd = port->dd; int rv = 0; + unsigned long start; /* Make sure the buffer is 8 byte aligned. This is asic specific. */ if (buffer & 0x00000007) { @@ -1164,6 +1165,8 @@ static int mtip_exec_internal_command(struct mtip_port *port, /* Populate the command header */ int_cmd->command_header->byte_count = 0; + start = jiffies; + /* Issue the command to the hardware */ mtip_issue_non_ncq_command(port, MTIP_TAG_INTERNAL); @@ -1174,8 +1177,9 @@ static int mtip_exec_internal_command(struct mtip_port *port, msecs_to_jiffies(timeout))) <= 0) { if (rv == -ERESTARTSYS) { /* interrupted */ dev_err(&dd->pdev->dev, - "Internal command [%02X] was interrupted after %lu ms\n", - fis->command, timeout); + "Internal command [%02X] was interrupted after %u ms\n", + fis->command, + jiffies_to_msecs(jiffies - start)); rv = -EINTR; goto exec_ic_exit; } else if (rv == 0) /* timeout */