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authorLinus Torvalds <torvalds@linux-foundation.org>2024-04-29 14:36:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2024-04-29 14:36:53 -0700
commitd03d4188908883e1705987795a09aeed31424f66 (patch)
treed6ee97a921eee76c727dee02e61c82af7e8d3991
parenta91bae8794fa77a5f208fe76d3503c1099e93575 (diff)
parent961990efc608d559249f5637254fa0a9aa888b1c (diff)
downloadnet-d03d4188908883e1705987795a09aeed31424f66.tar.gz
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fix from James Bottomley: "Minor core fix to prevent the sd driver printing the stream count every time we rescan and instead print only if it's changed" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: sd: Only print updates to permanent stream count
-rw-r--r--drivers/scsi/sd.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 58fdf679341dc6..65cdc8b77e3585 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -3120,6 +3120,7 @@ static void sd_read_io_hints(struct scsi_disk *sdkp, unsigned char *buffer)
{
struct scsi_device *sdp = sdkp->device;
const struct scsi_io_group_descriptor *desc, *start, *end;
+ u16 permanent_stream_count_old;
struct scsi_sense_hdr sshdr;
struct scsi_mode_data data;
int res;
@@ -3140,12 +3141,13 @@ static void sd_read_io_hints(struct scsi_disk *sdkp, unsigned char *buffer)
for (desc = start; desc < end; desc++)
if (!desc->st_enble || !sd_is_perm_stream(sdkp, desc - start))
break;
+ permanent_stream_count_old = sdkp->permanent_stream_count;
sdkp->permanent_stream_count = desc - start;
if (sdkp->rscs && sdkp->permanent_stream_count < 2)
sd_printk(KERN_INFO, sdkp,
"Unexpected: RSCS has been set and the permanent stream count is %u\n",
sdkp->permanent_stream_count);
- else if (sdkp->permanent_stream_count)
+ else if (sdkp->permanent_stream_count != permanent_stream_count_old)
sd_printk(KERN_INFO, sdkp, "permanent stream count = %d\n",
sdkp->permanent_stream_count);
}