summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--Makefile2
-rw-r--r--drivers/Makefile3
-rw-r--r--drivers/scsi/libata-scsi.c9
-rw-r--r--mm/memory.c2
-rw-r--r--mm/page_alloc.c16
5 files changed, 19 insertions, 13 deletions
diff --git a/Makefile b/Makefile
index 4643d579fc87..b1c458c2522d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 15
-EXTRAVERSION =-rc4
+EXTRAVERSION =-rc5
NAME=Affluent Albatross
# *DOCUMENTATION*
diff --git a/drivers/Makefile b/drivers/Makefile
index fac1e1603097..ea410b6b7644 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -5,7 +5,7 @@
# Rewritten to use lists instead of if-statements.
#
-obj-$(CONFIG_PCI) += pci/ usb/
+obj-$(CONFIG_PCI) += pci/
obj-$(CONFIG_PARISC) += parisc/
obj-$(CONFIG_RAPIDIO) += rapidio/
obj-y += video/
@@ -49,6 +49,7 @@ obj-$(CONFIG_ATA_OVER_ETH) += block/aoe/
obj-$(CONFIG_PARIDE) += block/paride/
obj-$(CONFIG_TC) += tc/
obj-$(CONFIG_USB) += usb/
+obj-$(CONFIG_PCI) += usb/
obj-$(CONFIG_USB_GADGET) += usb/gadget/
obj-$(CONFIG_GAMEPORT) += input/gameport/
obj-$(CONFIG_INPUT) += input/
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index 3b4ca55a3332..379e87089764 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -2239,7 +2239,7 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
struct scsi_cmnd *cmd = qc->scsicmd;
if ((tf->protocol = ata_scsi_map_proto(scsicmd[1])) == ATA_PROT_UNKNOWN)
- return 1;
+ goto invalid_fld;
/*
* 12 and 16 byte CDBs use different offsets to
@@ -2301,7 +2301,7 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
*/
if ((tf->command == ATA_CMD_SET_FEATURES)
&& (tf->feature == SETFEATURES_XFER))
- return 1;
+ goto invalid_fld;
/*
* Set flags so that all registers will be written,
@@ -2322,6 +2322,11 @@ ata_scsi_pass_thru(struct ata_queued_cmd *qc, const u8 *scsicmd)
qc->nsect = cmd->bufflen / ATA_SECT_SIZE;
return 0;
+
+ invalid_fld:
+ ata_scsi_set_sense(qc->scsicmd, ILLEGAL_REQUEST, 0x24, 0x00);
+ /* "Invalid field in cdb" */
+ return 1;
}
/**
diff --git a/mm/memory.c b/mm/memory.c
index 4b4fc3a7ea48..aa8af0e20269 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1223,7 +1223,7 @@ int vm_insert_page(struct vm_area_struct *vma, unsigned long addr, struct page *
return -EINVAL;
return insert_page(vma->vm_mm, addr, page, vma->vm_page_prot);
}
-EXPORT_SYMBOL_GPL(vm_insert_page);
+EXPORT_SYMBOL(vm_insert_page);
/*
* Somebody does a pfn remapping that doesn't actually work as a vma.
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index b257720edfc8..3b21a13d841c 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1772,16 +1772,16 @@ static int __devinit zone_batchsize(struct zone *zone)
batch = 1;
/*
- * We will be trying to allcoate bigger chunks of contiguous
- * memory of the order of fls(batch). This should result in
- * better cache coloring.
+ * Clamp the batch to a 2^n - 1 value. Having a power
+ * of 2 value was found to be more likely to have
+ * suboptimal cache aliasing properties in some cases.
*
- * A sanity check also to ensure that batch is still in limits.
+ * For example if 2 tasks are alternately allocating
+ * batches of pages, one task can end up with a lot
+ * of pages of one half of the possible page colors
+ * and the other with pages of the other colors.
*/
- batch = (1 << fls(batch + batch/2));
-
- if (fls(batch) >= (PAGE_SHIFT + MAX_ORDER - 2))
- batch = PAGE_SHIFT + ((MAX_ORDER - 1 - PAGE_SHIFT)/2);
+ batch = (1 << (fls(batch + batch/2)-1)) - 1;
return batch;
}