The patch titled
arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes
has been removed from the -mm tree. Its filename was
arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes.patch
This patch was dropped because it was folded into arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb.patch
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
WARNING: line over 80 characters
#39: FILE: arch/x86/kernel/tsc.c:293:
+ * how much inb(0x42) MSB is bigger then val when it return from SMI.
WARNING: line over 80 characters
#44: FILE: arch/x86/kernel/tsc.c:298:
+ * this may skew the average delta variable of quick_pit_calibrate().
total: 0 errors, 2 warnings, 29 lines checked
./patches/arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb.patch has style problems, please review. If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.
Please run checkpatch prior to sending patches
Cc: "Li, Shaohua" <shaohua.li@xxxxxxxxx>
Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Wei Chong Tan <wei.chong.tan@xxxxxxxxx>
Cc: john stultz <johnstul@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/tsc.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff -puN arch/x86/kernel/tsc.c~arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes arch/x86/kernel/tsc.c
--- a/arch/x86/kernel/tsc.c~arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes
+++ a/arch/x86/kernel/tsc.c
@@ -285,17 +285,17 @@ static inline int pit_expect_msb(unsigne
inb(0x42);
if (inb(0x42) != val)
break;
- /* What if an SMI kicks in here when
- * count is just slightly over 5 and SMI run long enough
- * so that PIT MSB value is way bigger then val?
- * Then tscp will have an unreasonably large value,
- * since the code has no notion of
- * how much inb(0x42) MSB is bigger then val when it return from SMI.
- * In addition, since the 2 get_cycles() are near,
- * deltap may get a sane value.
- * If this happen on the final few readings
- * just before (d1+d2 < delta >> 11),
- * this may skew the average delta variable of quick_pit_calibrate().
+ /*
+ * What if an SMI kicks in here when count is just slightly over
+ * 5 and the SMI run long enough so that PIT MSB value is way
+ * bigger then val?
+ * Then tscp will have an unreasonably large value, since the
+ * code has no notion of how much inb(0x42) MSB is bigger than
+ * val when it return from SMI.
+ * In addition, since the 2 get_cycles() are near, deltap may
+ * get a sane value. If this happens on the final few readings
+ * just before (d1+d2 < delta >> 11), this may skew the average
+ * delta variable of quick_pit_calibrate().
*/
tsc = get_cycles();
}
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
mm-make-set_mempolicympol_interleav-n_high_memory-aware.patch
linux-next.patch
next-remove-localversion.patch
i-need-old-gcc.patch
arch-x86-kernel-cpu-amdc-fix-x86_64-allnoconfig-build.patch
drivers-lguest-page_tablesc-rsuty-cnat-tpye.patch
arch-x86-kernel-cpu-cpufreq-acpi-cpufreqc-avoid-cross-cpu-interrupts-by-using-smp_call_function_any.patch
arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb.patch
arch-x86-kernel-tscc-smi-workaround-for-pit_expect_msb-checkpatch-fixes.patch
x86-add-reboot-fixup-for-compulab-sbc-fitpc2-board-cleanup.patch
arch-x86-kernel-cpu-amdc-amd_fixup_dcm-is-unused-if-config_x86_ht=n.patch
platform_device_add_data-use-kmemdup.patch
drivers-pci-intel-iommuc-return-early-if-all-dmar-hw-unit-ignored-checkpatch-fixes.patch
timer-stats-fix-del_timer_sync-and-try_to_del_timer_sync.patch
input-drivers-input-xpadc-improve-xbox-360-wireless-support-and-add-sysfs-interface.patch
input-documentation-input-xpadtxt-update-for-new-driver-functionality.patch
checkincludespl-add-option-to-remove-duplicates-in-place-fix.patch
leds-gpio-leds-fix-typographics-fault-checkpatch-fixes.patch
leds-fix-coding-style-in-worker-thread-code-for-ledtrig-gpio-checkpatch-fixes.patch
slram-read-buffer-overflow-cleanup.patch
proc-connector-add-event-for-process-becoming-session-leader.patch
3x59x-fix-pci-resource-management-checkpatch-fixes.patch
bluetooth-fix-for-acer-bluetooth-optical-rechargeable-mouse-fix.patch
serial167-fix-read-buffer-overflow-fix.patch
drivers-usb-gadget-s3c2410_udcc-fix.patch
raw-fix-rawctl-compat-ioctls-breakage-on-amd64-and-itanic.patch
libfs-make-simple_read_from_buffer-conventional.patch
fs-fix-overflow-in-sys_mount-for-in-kernel-calls-fix.patch
vfs-optimize-touch_time-too-fix.patch
watchdog-add-sbc-fitpc2-watchdog-driver-fix.patch
lguest-cleanup-for-map_switcher-fix.patch
revert-mm-prevent-balance_dirty_pages-from-doing-too-much-work.patch
mm-make-swap-token-dummies-static-inlines-fix.patch
readahead-add-blk_run_backing_dev-fix.patch
readahead-add-blk_run_backing_dev-fix-fix-2.patch
memory-hotplug-update-zone-pcp-at-memory-online-fix.patch
vmscan-dont-attempt-to-reclaim-anon-page-in-lumpy-reclaim-when-no-swap-space-is-avilable.patch
ummunotify-userspace-support-for-mmu-notifications.patch
ummunotify-userspace-support-for-mmu-notifications-v3-fix.patch
arches-drop-superfluous-casts-in-nr_free_pages-callers-checkpatch-fixes.patch
oom-fix-oom_adjust_write-input-sanity-check-fix.patch
frv-duplicate-output_buffer-of-e03-checkpatch-fixes.patch
m68k-count-can-reach-51-not-50.patch
arch-m68k-include-asm-motorola_pgalloch-fix-kunmap-arg.patch
printk-boot_delay-rename-printk_delay_msec-to-loops_per_msec-fix.patch
printk-add-printk_delay-to-make-messages-readable-for-some-scenarios-fix.patch
printk-add-printk_delay-to-make-messages-readable-for-some-scenarios-cleanup.patch
generic-ipi-make-struct-call_function_data-lockless-cleanup.patch
kernel-smpc-relocate-some-code.patch
mmc-register-mmci-omap-hs-using-platform_driver_probe.patch
sdio-add-cd-disable-support-cleanup.patch
procfs-provide-stack-information-for-threads-v011-fix.patch
rtc-add-driver-for-mxcs-internal-rtc-module-fix.patch
rtc-add-driver-for-mxcs-internal-rtc-module-fix-fix.patch
rtc-philips-nxp-pcf2123-driver-v03-fix.patch
gpiolib-add-names-file-in-gpio-chip-sysfs-checkpatch-fixes.patch
gpiolib-add-names-file-in-gpio-chip-sysfs-checkpatch-fixes-fix.patch
davinci-fb-frame-buffer-driver-for-ti-da8xx-omap-l1xx.patch
davinci-fb-frame-buffer-driver-for-ti-da8xx-omap-l1xx-v4-cleanup.patch
drivers-video-add-kmalloc-null-tests-fix.patch
v3-minixfs-add-missing-directory-type-checking-checkpatch-fixes.patch
memcg-remove-the-overhead-associated-with-the-root-cgroup-fix.patch
memcg-add-comments-explaining-memory-barriers-checkpatch-fixes.patch
memory-controller-soft-limit-reclaim-on-contention-v9-fix.patch
exec-make-do_coredump-more-resilient-to-recursive-crashes-v9-checkpatch-fixes.patch
exec-let-do_coredump-limit-the-number-of-concurrent-dumps-to-pipes-v9-checkpatch-fixes.patch
elf-clean-up-fill_note_info-fix.patch
net-netfilter-ipvs-ip_vs_wrrc-use-lib-gcdc-fix.patch
reiser4-export-remove_from_page_cache-fix.patch
reiser4.patch
reiser4-remove-simple_prepare_write-usage-checkpatch-fixes.patch
fs-reiser4-contextc-current_is_pdflush-got-removed.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
getblk-handle-2tb-devices.patch
getblk-handle-2tb-devices-fix.patch
undeprecate-pci_find_device.patch
notify_change-callers-must-hold-i_mutex.patch
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