Messages in this thread Patch in this message | | | Date | Thu, 18 Sep 2003 16:37:57 -0700 | From | Chris Wright <> | Subject | [PATCH 9/13] use cpu_relax() in busy loop |
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Replace busy loop nop with cpu_relax().
===== net/ipv4/ipconfig.c 1.29 vs edited ===== --- 1.29/net/ipv4/ipconfig.c Fri Aug 15 00:41:43 2003 +++ edited/net/ipv4/ipconfig.c Thu Sep 18 11:57:00 2003 @@ -1153,7 +1153,7 @@ /* Give hardware a chance to settle */ jiff = jiffies + CONF_PRE_OPEN; while (time_before(jiffies, jiff)) - ; + cpu_relax(); /* Setup all network devices */ if (ic_open_devs() < 0) @@ -1162,7 +1162,7 @@ /* Give drivers a chance to settle */ jiff = jiffies + CONF_POST_OPEN; while (time_before(jiffies, jiff)) - ; + cpu_relax(); /* * If the config information is insufficient (e.g., our IP address or - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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