Subject: + drivers-char-random-replace-__get_cpu_var-uses.patch added to -mm tree To: cl@xxxxxxxxx,arnd@xxxxxxxx,gregkh@xxxxxxxxxxxxxxxxxxx,tj@xxxxxxxxxx From: akpm@xxxxxxxxxxxxxxxxxxxx Date: Tue, 04 Mar 2014 14:27:15 -0800 The patch titled Subject: drivers/char/random: replace __get_cpu_var uses has been added to the -mm tree. Its filename is drivers-char-random-replace-__get_cpu_var-uses.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/drivers-char-random-replace-__get_cpu_var-uses.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/drivers-char-random-replace-__get_cpu_var-uses.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Christoph Lameter <cl@xxxxxxxxx> Subject: drivers/char/random: replace __get_cpu_var uses A single case of using __get_cpu_var for address calculation. Signed-off-by: Christoph Lameter <cl@xxxxxxxxx> Cc: Arnd Bergmann <arnd@xxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: Tejun Heo <tj@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/char/random.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff -puN drivers/char/random.c~drivers-char-random-replace-__get_cpu_var-uses drivers/char/random.c --- a/drivers/char/random.c~drivers-char-random-replace-__get_cpu_var-uses +++ a/drivers/char/random.c @@ -838,7 +838,7 @@ static DEFINE_PER_CPU(struct fast_pool, void add_interrupt_randomness(int irq, int irq_flags) { struct entropy_store *r; - struct fast_pool *fast_pool = &__get_cpu_var(irq_randomness); + struct fast_pool *fast_pool = this_cpu_ptr(&irq_randomness); struct pt_regs *regs = get_irq_regs(); unsigned long now = jiffies; cycles_t cycles = random_get_entropy(); _ Patches currently in -mm which might be from cl@xxxxxxxxx are mm-close-pagetail-race.patch mm-page_alloc-make-first_page-visible-before-pagetail.patch kthread-ensure-locality-of-task_struct-allocations.patch mm-slab-slub-use-page-list-consistently-instead-of-page-lru.patch kobject-dont-block-for-each-kobject_uevent.patch kobject-dont-block-for-each-kobject_uevent-v2.patch slub-do-not-drop-slab_mutex-for-sysfs_slab_add.patch kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2.patch kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-fix.patch kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-checkpatch-fixes.patch linux-next.patch percpu-add-raw_cpu_ops.patch mm-use-raw_cpu-ops-for-determining-current-numa-node.patch modules-use-raw_cpu_write-for-initialization-of-per-cpu-refcount.patch net-replace-__this_cpu_inc-in-routec-with-raw_cpu_inc.patch percpu-add-preemption-checks-to-__this_cpu-ops.patch mm-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch tracing-replace-__get_cpu_var-uses-with-this_cpu_ptr.patch percpu-replace-__get_cpu_var-with-this_cpu_ptr.patch kernel-misc-replace-__get_cpu_var-uses.patch drivers-char-random-replace-__get_cpu_var-uses.patch drivers-cpuidle-replace-__get_cpu_var-uses-for-address-calculation.patch drivers-oprofile-replace-__get_cpu_var-uses-for-address-calculation.patch drivers-leds-replace-__get_cpu_var-use-through-this_cpu_ptr.patch drivers-clocksource-replace-__get_cpu_var-used-for-address-calculation.patch parisc-replace-__get_cpu_var-uses-for-address-calculation.patch metag-replace-__get_cpu_var-uses-for-address-calculation.patch drivers-net-ethernet-tile-replace-__get_cpu_var-uses-for-address-calculation.patch drivers-net-ethernet-tile-__get_cpu_var-call-introduced-in-314.patch tilegx-another-case-of-get_cpu_var.patch time-replace-__get_cpu_var-uses.patch scheduler-replace-__get_cpu_var-with-this_cpu_ptr.patch tick-sched-fix-two-new-uses-of-__get_cpu_ptr.patch block-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch rcu-replace-__this_cpu_ptr-uses-with-raw_cpu_ptr.patch watchdog-replace-__raw_get_cpu_var-uses.patch net-replace-get_cpu_var-through-this_cpu_ptr.patch md-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch irqchips-replace-__this_cpu_ptr-uses.patch x86-replace-__get_cpu_var-uses.patch x86-change-__get_cpu_var-calls-introduced-in-314.patch uv-replace-__get_cpu_var.patch arm-replace-__this_cpu_ptr-with-raw_cpu_ptr.patch mips-replace-__get_cpu_var-uses-in-fpu-emulator.patch mips-replace-__get_cpu_var-uses.patch s390-rename-__this_cpu_ptr-to-raw_cpu_ptr.patch s390-replace-__get_cpu_var-uses.patch s390-handle-new-__get_cpu_var-calls-added-in-314.patch ia64-replace-__get_cpu_var-uses.patch powerpc-replace-__get_cpu_var-uses.patch powerpc-handle-new-__get_cpu_var-calls-in-314.patch sparc-replace-__get_cpu_var-uses.patch tile-replace-__get_cpu_var-uses.patch blackfin-replace-__get_cpu_var-uses.patch avr32-replace-__get_cpu_var-with-__this_cpu_write.patch alpha-replace-__get_cpu_var.patch sh-replace-__get_cpu_var-uses.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html