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Message-Id: <1245310908-27691-7-git-send-email-jirislaby@gmail.com> Date: Thu, 18 Jun 2009 09:41:42 +0200 From: Jiri Slaby <jirislaby@...il.com> To: alan@...rguk.ukuu.org.uk Cc: Andrew Morton <akpm@...ux-foundation.org>, linux-kernel@...r.kernel.org, Jiri Slaby <jirislaby@...il.com> Subject: [PATCH 07/13] Char: cyclades, sleep instead busy-wait Avoid long busy loops (5 ms) which may be replaced by sleeps. Signed-off-by: Jiri Slaby <jirislaby@...il.com> --- drivers/char/cyclades.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index 1510506..1fca273 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c @@ -388,7 +388,7 @@ 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); @@ -401,7 +401,7 @@ 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); -- 1.6.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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