iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

scsi: aacraid: Remove __GFP_DMA for raw srb memory

Browse Source 
The raw srb commands do not requires memory that in the ZONE_DMA memory
space. For 32bit srb commands use GFP_DMA32 to limit the memory to 32bit
memory range (4GB).

Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Reviewed-by: Dave Carroll <david.carroll@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Raghava Aditya Renukunta 2017-05-10 09:39:35 -07:00 committed by Martin K. Petersen
parent 32c1431eea
commit c831a4a086
1 changed files with 7 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/scsi/aacraid/commctrl.c
View File

@ -668,7 +668,7 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
goto cleanup;
}
p = kmalloc(sg_count[i], GFP_KERNEL|__GFP_DMA);
p = kmalloc(sg_count[i], GFP_KERNEL);
if (!p) {
rcode = -ENOMEM;
goto cleanup;
@ -732,8 +732,8 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
rcode = -EINVAL;
goto cleanup;
}
/* Does this really need to be GFP_DMA? */
p = kmalloc(sg_count[i], GFP_KERNEL|__GFP_DMA);
p = kmalloc(sg_count[i], GFP_KERNEL);
if(!p) {
dprintk((KERN_DEBUG"aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n",
sg_count[i], i, upsg->count));
@ -788,8 +788,8 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
rcode = -EINVAL;
goto cleanup;
}
/* Does this really need to be GFP_DMA? */
p = kmalloc(sg_count[i], GFP_KERNEL|__GFP_DMA);
p = kmalloc(sg_count[i], GFP_KERNEL);
if(!p) {
dprintk((KERN_DEBUG "aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n",
sg_count[i], i, usg->count));
@ -845,8 +845,7 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
rcode = -EINVAL;
goto cleanup;
}
/* Does this really need to be GFP_DMA? */
p = kmalloc(sg_count[i], GFP_KERNEL|__GFP_DMA);
p = kmalloc(sg_count[i], GFP_KERNEL|GFP_DMA32);
if (!p) {
dprintk((KERN_DEBUG"aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n",
sg_count[i], i, usg->count));
@ -887,7 +886,7 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
rcode = -EINVAL;
goto cleanup;
}
p = kmalloc(sg_count[i], GFP_KERNEL);
p = kmalloc(sg_count[i], GFP_KERNEL|GFP_DMA32);
if (!p) {
dprintk((KERN_DEBUG"aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n",
sg_count[i], i, upsg->count));