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[SCSI] sd: clearer output of disk cache state

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Signed-off-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Luben Tuikov 2006-11-15 12:47:08 -08:00 committed by James Bottomley
parent 4f777ed260
commit fd44bab5c7
1 changed files with 7 additions and 6 deletions
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13
drivers/scsi/sd.c
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@ -1467,7 +1467,6 @@ sd_read_cache_type(struct scsi_disk *sdkp, char *diskname,
res = sd_do_mode_sense(sdp, dbd, modepage, buffer, len, &data, &sshdr); res = sd_do_mode_sense(sdp, dbd, modepage, buffer, len, &data, &sshdr);
if (scsi_status_is_good(res)) { if (scsi_status_is_good(res)) {
int ct = 0;
int offset = data.header_length + data.block_descriptor_length; int offset = data.header_length + data.block_descriptor_length;
if (offset >= SD_BUF_SIZE - 2) { if (offset >= SD_BUF_SIZE - 2) {
@ -1496,11 +1495,13 @@ sd_read_cache_type(struct scsi_disk *sdkp, char *diskname,
sdkp->DPOFUA = 0; sdkp->DPOFUA = 0;
} }
ct = sdkp->RCD + 2*sdkp->WCE; printk(KERN_NOTICE "SCSI device %s: "
"write cache: %s, read cache: %s, %s\n",
printk(KERN_NOTICE "SCSI device %s: drive cache: %s%s\n", diskname,
diskname, sd_cache_types[ct], sdkp->WCE ? "enabled" : "disabled",
sdkp->DPOFUA ? " w/ FUA" : ""); sdkp->RCD ? "disabled" : "enabled",
sdkp->DPOFUA ? "supports DPO and FUA"
: "doesn't support DPO or FUA");
return; return;
} }