block: hd: remove deprecated IRQF_DISABLED

This patch removes the use of the IRQF_DISABLED flag
from drivers/block/hd.c

It's a NOOP since 2.6.35 and it will be removed one day.

This also removes a related comment which is obsolete too.

Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/drivers/block/hd.c b/drivers/block/hd.c
index 8a290c0..3abb121 100644 (file)
--- a/drivers/block/hd.c
+++ b/drivers/block/hd.c
@@ -694,16 +694,6 @@ static const struct block_device_operations hd_fops = {
        .getgeo =       hd_getgeo,
 };
 
-/*
- * This is the hard disk IRQ description. The IRQF_DISABLED in sa_flags
- * means we run the IRQ-handler with interrupts disabled:  this is bad for
- * interrupt latency, but anything else has led to problems on some
- * machines.
- *
- * We enable interrupts in some of the routines after making sure it's
- * safe.
- */
-
 static int __init hd_init(void)
 {
        int drive;
@@ -761,7 +751,7 @@ static int __init hd_init(void)
                        p->cyl, p->head, p->sect);
        }
 
-       if (request_irq(HD_IRQ, hd_interrupt, IRQF_DISABLED, "hd", NULL)) {
+       if (request_irq(HD_IRQ, hd_interrupt, 0, "hd", NULL)) {
                printk("hd: unable to get IRQ%d for the hard disk driver\n",
                        HD_IRQ);
                goto out1;