The patch titled
SCSI/sym53c416: kill pointless irq handler loop and test
has been added to the -mm tree. Its filename is
scsi-sym53c416-kill-pointless-irq-handler-loop-and-test.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: SCSI/sym53c416: kill pointless irq handler loop and test
From: Jeff Garzik <jeff@xxxxxxxxxx>
- kill pointless irq handler loop to find base address, it is already
passed to irq handler via Scsi_Host.
- kill now-pointless !base test.
Signed-off-by: Jeff Garzik <jgarzik@xxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/sym53c416.c | 16 +---------------
1 file changed, 1 insertion(+), 15 deletions(-)
diff -puN drivers/scsi/sym53c416.c~scsi-sym53c416-kill-pointless-irq-handler-loop-and-test drivers/scsi/sym53c416.c
--- a/drivers/scsi/sym53c416.c~scsi-sym53c416-kill-pointless-irq-handler-loop-and-test
+++ a/drivers/scsi/sym53c416.c
@@ -328,27 +328,13 @@ static __inline__ unsigned int sym53c416
static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id)
{
struct Scsi_Host *dev = dev_id;
- int base = 0;
+ int base = dev->io_port;
int i;
unsigned long flags = 0;
unsigned char status_reg, pio_int_reg, int_reg;
struct scatterlist *sg;
unsigned int tot_trans = 0;
- /* We search the base address of the host adapter which caused the interrupt */
- /* FIXME: should pass dev_id sensibly as hosts[i] */
- for(i = 0; i < host_index && !base; i++)
- if(irq == hosts[i].irq)
- base = hosts[i].base;
- /* If no adapter found, we cannot handle the interrupt. Leave a message */
- /* and continue. This should never happen... */
- if(!base)
- {
- printk(KERN_ERR "sym53c416: No host adapter defined for interrupt %d\n", irq);
- return IRQ_NONE;
- }
- /* Now we have the base address and we can start handling the interrupt */
-
spin_lock_irqsave(dev->host_lock,flags);
status_reg = inb(base + STATUS_REG);
pio_int_reg = inb(base + PIO_INT_REG);
_
Patches currently in -mm which might be from jeff@xxxxxxxxxx are
origin.patch
remove-bogus-default-y-for-dmar-and-net_dma.patch
acpi-sbs-fix-retval-warning.patch
git-arm.patch
media-video-planb-fix-obvious-interrupt-handling-bugs.patch
git-jg-misc.patch
git-libata-all.patch
drivers-ata-libata-ehc-fix-printk-warning.patch
ide-add-helper-__ide_setup_pci_device.patch
drivers-ide-pci-sc1200c-remove-pointless-hwif-lookup-loop.patch
drivers-ide-pci-sc1200c-remove-pointless-hwif-lookup-loop-checkpatch-fixes.patch
git-netdev-all.patch
forcedeth-power-down-phy-when-interface-is-down.patch
forcedeth-fix-mac-address-detection-on-network-card-regression-in-2623.patch
ucc_geth-fix-build-break-introduced-by-commit-09f75cd7bf13720738e6a196cc0107ce9a5bd5a0-checkpatch-fixes.patch
update-smc91x-driver-with-arm-versatile-board-info.patch
git-scsi-misc-vs-git-libata-all.patch
hptiop-fix-type-mismatch-warning.patch
ips-remove-ips_ha-members-that-duplicate-struct-pci_dev-members.patch
ips-trim-trailing-whitespace.patch
ips-trim-trailing-whitespace-checkpatch-fixes.patch
ips-pci-api-cleanups.patch
ips-handle-scsi_add_host-failure-and-other-err-cleanups.patch
scsi-gdth-kill-unneeded-irq-argument.patch
scsi-gdth-kill-unneeded-irq-argument-checkpatch-fixes.patch
scsi-sym53c416-kill-pointless-irq-handler-loop-and-test.patch
git-wireless.patch
fix-versus-precedence-in-various-places.patch
fix-versus-precedence-in-various-places-checkpatch-fixes.patch
riscom8-fix-smp-brokenness.patch
riscom8-fix-smp-brokenness-fix.patch
sound-oss-pss-set_io_base-always-returns-success-mark-it-void.patch
sound-oss-pss-set_io_base-always-returns-success-mark-it-void-checkpatch-fixes.patch
sound-oss-sb_commonc-fix-casting-warning.patch
remove-warnings-for-longstanding-conditions.patch
remove-warnings-for-longstanding-conditions-fix.patch
remove-pointless-casts-from-void-pointers.patch
-
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