diff options
author | blogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-05-29 21:19:26 +0000 |
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committer | blogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-05-29 21:19:26 +0000 |
commit | fd8ccf9c652556047dee58330dd8543dbf345d7b (patch) | |
tree | b9da76295132f5efbc18c34b9de3db80de664403 /target/linux/lantiq/patches/010-mips_clocksource_init_war.patch | |
parent | 28ff8acfd1357992354357df119a56e683b52326 (diff) |
[lantiq]
* backport 2.6.8 patches to .39 / .32.33
* remove lqtapi
* bump tapi/dsl to .39
* migrate to new ltq_ style api
* add amazon_se support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27026 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/lantiq/patches/010-mips_clocksource_init_war.patch')
-rw-r--r-- | target/linux/lantiq/patches/010-mips_clocksource_init_war.patch | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/target/linux/lantiq/patches/010-mips_clocksource_init_war.patch b/target/linux/lantiq/patches/010-mips_clocksource_init_war.patch deleted file mode 100644 index 1670ccb8d..000000000 --- a/target/linux/lantiq/patches/010-mips_clocksource_init_war.patch +++ /dev/null @@ -1,33 +0,0 @@ ---- a/arch/mips/kernel/cevt-r4k.c -+++ b/arch/mips/kernel/cevt-r4k.c -@@ -23,6 +23,22 @@ - - #ifndef CONFIG_MIPS_MT_SMTC - -+/* -+ * Compare interrupt can be routed and latched outside the core, -+ * so a single execution hazard barrier may not be enough to give -+ * it time to clear as seen in the Cause register. 4 time the -+ * pipeline depth seems reasonably conservative, and empirically -+ * works better in configurations with high CPU/bus clock ratios. -+ */ -+ -+#define compare_change_hazard() \ -+ do { \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ irq_disable_hazard(); \ -+ } while (0) -+ - static int mips_next_event(unsigned long delta, - struct clock_event_device *evt) - { -@@ -32,6 +48,7 @@ - cnt = read_c0_count(); - cnt += delta; - write_c0_compare(cnt); -+ compare_change_hazard(); - res = ((int)(read_c0_count() - cnt) >= 0) ? -ETIME : 0; - return res; - } |