leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

cyclades: sleep instead busy-wait

Browse Source 
Avoid long busy loops (5 ms) which may be replaced by sleeps.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jiri Slaby 2009-09-19 13:13:14 -07:00 committed by Live-CD User
parent ebdb513596
commit f6e208c111
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/char/cyclades.c
View File

@ -389,7 +389,7 @@ static unsigned detect_isa_irq(void __iomem *address)
irqs = probe_irq_on();
/* Wait ... */
udelay(5000L);
msleep(5);
/* Enable the Tx interrupts on the CD1400 */
local_irq_save(flags);
@ -402,7 +402,7 @@ static unsigned detect_isa_irq(void __iomem *address)
local_irq_restore(flags);
/* Wait ... */
udelay(5000L);
msleep(5);
/* Check which interrupt is in use */
irq = probe_irq_off(irqs);