From 2e588d167a5e147e73e8962487fc364b3113ace0 Mon Sep 17 00:00:00 2001 From: juhosg Date: Mon, 28 Jul 2008 09:48:29 +0000 Subject: [ar71xx] update to 2.6.26 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11968 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../902-mips_clocksource_init_war.patch | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch (limited to 'target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch') diff --git a/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch b/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch new file mode 100644 index 000000000..7c5125f93 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch @@ -0,0 +1,45 @@ +--- a/include/asm-mips/hazards.h ++++ b/include/asm-mips/hazards.h +@@ -64,7 +64,7 @@ + _ehb + ) + ASMMACRO(back_to_back_c0_hazard, +- _ehb ++ _ssnop; _ssnop; _ssnop; _ehb + ) + /* + * gcc has a tradition of misscompiling the previous construct using the +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -187,7 +187,7 @@ + */ + if (c0_compare_int_pending()) { + write_c0_compare(read_c0_count()); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if (c0_compare_int_pending()) + return 0; + } +@@ -196,7 +196,7 @@ + cnt = read_c0_count(); + cnt += delta; + write_c0_compare(cnt); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if ((int)(read_c0_count() - cnt) < 0) + break; + /* increase delta if the timer was already expired */ +@@ -205,11 +205,12 @@ + while ((int)(read_c0_count() - cnt) <= 0) + ; /* Wait for expiry */ + ++ back_to_back_c0_hazard(); + if (!c0_compare_int_pending()) + return 0; + + write_c0_compare(read_c0_count()); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if (c0_compare_int_pending()) + return 0; + -- cgit v1.2.3