[PATCH] request_irq(): remove warnings from irq probing

- Add new SA_PROBEIRQ which suppresses the new sharing-mismatch warning.
  Some drivers like to use request_irq() to find an unused interrupt slot.

- Use it in i82365.c

- Kill unused SA_PROBE.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c
index bd0308e89815..a2f05f485156 100644
--- a/drivers/pcmcia/i82365.c
+++ b/drivers/pcmcia/i82365.c
@@ -509,7 +509,8 @@ static irqreturn_t i365_count_irq(int irq, void *dev, struct pt_regs *regs)
 static u_int __init test_irq(u_short sock, int irq)
 {
     debug(2, "  testing ISA irq %d\n", irq);
-    if (request_irq(irq, i365_count_irq, 0, "scan", i365_count_irq) != 0)
+    if (request_irq(irq, i365_count_irq, SA_PROBEIRQ, "scan",
+                        i365_count_irq) != 0)
         return 1;
     irq_hits = 0; irq_sock = sock;
     msleep(10);
@@ -561,7 +562,7 @@ static u_int __init isa_scan(u_short sock, u_int mask0)
     } else {
         /* Fallback: just find interrupts that aren't in use */
         for (i = 0; i < 16; i++)
-            if ((mask0 & (1 << i)) && (_check_irq(i, 0) == 0))
+            if ((mask0 & (1 << i)) && (_check_irq(i, SA_PROBEIRQ) == 0))
                 mask1 |= (1 << i);
         printk("default");
         /* If scan failed, default to polled status */
@@ -725,7 +726,7 @@ static void __init add_pcic(int ns, int type)
         u_int cs_mask = mask & ((cs_irq) ? (1<<cs_irq) : ~(1<<12));
         for (cs_irq = 15; cs_irq > 0; cs_irq--)
             if ((cs_mask & (1 << cs_irq)) &&
-                (_check_irq(cs_irq, 0) == 0))
+                (_check_irq(cs_irq, SA_PROBEIRQ) == 0))
                 break;
         if (cs_irq) {
             grab_irq = 1;