Merge tag 'loongarch-kvm-6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD

LoongArch KVM changes for v6.11

1. Add ParaVirt steal time support.
2. Add some VM migration enhancement.
3. Add perf kvm-stat support for loongarch.

1 files changed, 16 insertions, 5 deletions

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index f6c822c9cbd2..6b64af7d4927 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -63,6 +63,7 @@
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_dbg.h>
 #include <scsi/scsi_device.h>
+#include <scsi/scsi_devinfo.h>
 #include <scsi/scsi_driver.h>
 #include <scsi/scsi_eh.h>
 #include <scsi/scsi_host.h>
@@ -3118,6 +3119,9 @@ static void sd_read_io_hints(struct scsi_disk *sdkp, unsigned char *buffer)
 	struct scsi_mode_data data;
 	int res;
 
+	if (sdp->sdev_bflags & BLIST_SKIP_IO_HINTS)
+		return;
+
 	res = scsi_mode_sense(sdp, /*dbd=*/0x8, /*modepage=*/0x0a,
 			      /*subpage=*/0x05, buffer, SD_BUF_SIZE, SD_TIMEOUT,
 			      sdkp->max_retries, &data, &sshdr);
@@ -3565,16 +3569,23 @@ static bool sd_validate_opt_xfer_size(struct scsi_disk *sdkp,
 
 static void sd_read_block_zero(struct scsi_disk *sdkp)
 {
-	unsigned int buf_len = sdkp->device->sector_size;
-	char *buffer, cmd[10] = { };
+	struct scsi_device *sdev = sdkp->device;
+	unsigned int buf_len = sdev->sector_size;
+	u8 *buffer, cmd[16] = { };
 
 	buffer = kmalloc(buf_len, GFP_KERNEL);
 	if (!buffer)
 		return;
 
-	cmd[0] = READ_10;
-	put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */
-	put_unaligned_be16(1, &cmd[7]);	/* Transfer 1 logical block */
+	if (sdev->use_16_for_rw) {
+		cmd[0] = READ_16;
+		put_unaligned_be64(0, &cmd[2]); /* Logical block address 0 */
+		put_unaligned_be32(1, &cmd[10]);/* Transfer 1 logical block */
+	} else {
+		cmd[0] = READ_10;
+		put_unaligned_be32(0, &cmd[2]); /* Logical block address 0 */
+		put_unaligned_be16(1, &cmd[7]);	/* Transfer 1 logical block */
+	}
 
 	scsi_execute_cmd(sdkp->device, cmd, REQ_OP_DRV_IN, buffer, buf_len,
 			 SD_TIMEOUT, sdkp->max_retries, NULL);