* [PATCH v5 5/7] s390: mm/gup: add gup trace points [not found] <1449696151-4195-1-git-send-email-yang.shi@linaro.org> @ 2015-12-09 21:22 ` Yang Shi 2016-01-13 18:12 ` Shi, Yang 0 siblings, 1 reply; 3+ messages in thread From: Yang Shi @ 2015-12-09 21:22 UTC (permalink / raw) To: akpm, rostedt, mingo Cc: linux-kernel, linux-mm, linaro-kernel, yang.shi, Martin Schwidefsky, Heiko Carstens, linux-s390 Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: linux-s390@vger.kernel.org Signed-off-by: Yang Shi <yang.shi@linaro.org> --- arch/s390/mm/gup.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 12bbf0e..a1d5db7 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -12,6 +12,8 @@ #include <linux/rwsem.h> #include <asm/pgtable.h> +#include <trace/events/gup.h> + /* * The performance critical leaf functions are made noinline otherwise gcc * inlines everything into a single function which results in too much @@ -188,6 +190,9 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, end = start + len; if ((end <= start) || (end > TASK_SIZE)) return 0; + + trace_gup_get_user_pages_fast(start, nr_pages); + /* * local_irq_save() doesn't prevent pagetable teardown, but does * prevent the pagetables from being freed on s390. -- 2.0.2 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> ^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v5 5/7] s390: mm/gup: add gup trace points 2015-12-09 21:22 ` [PATCH v5 5/7] s390: mm/gup: add gup trace points Yang Shi @ 2016-01-13 18:12 ` Shi, Yang 2016-01-14 7:45 ` Heiko Carstens 0 siblings, 1 reply; 3+ messages in thread From: Shi, Yang @ 2016-01-13 18:12 UTC (permalink / raw) To: akpm, rostedt, mingo Cc: linux-kernel, linux-mm, linaro-kernel, Martin Schwidefsky, Heiko Carstens, linux-s390 Hi folks, Any comment for this one? The tracing part review has been done. Thanks, Yang On 12/9/2015 1:22 PM, Yang Shi wrote: > Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> > Cc: Heiko Carstens <heiko.carstens@de.ibm.com> > Cc: linux-s390@vger.kernel.org > Signed-off-by: Yang Shi <yang.shi@linaro.org> > --- > arch/s390/mm/gup.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c > index 12bbf0e..a1d5db7 100644 > --- a/arch/s390/mm/gup.c > +++ b/arch/s390/mm/gup.c > @@ -12,6 +12,8 @@ > #include <linux/rwsem.h> > #include <asm/pgtable.h> > > +#include <trace/events/gup.h> > + > /* > * The performance critical leaf functions are made noinline otherwise gcc > * inlines everything into a single function which results in too much > @@ -188,6 +190,9 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, > end = start + len; > if ((end <= start) || (end > TASK_SIZE)) > return 0; > + > + trace_gup_get_user_pages_fast(start, nr_pages); > + > /* > * local_irq_save() doesn't prevent pagetable teardown, but does > * prevent the pagetables from being freed on s390. > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v5 5/7] s390: mm/gup: add gup trace points 2016-01-13 18:12 ` Shi, Yang @ 2016-01-14 7:45 ` Heiko Carstens 0 siblings, 0 replies; 3+ messages in thread From: Heiko Carstens @ 2016-01-14 7:45 UTC (permalink / raw) To: Shi, Yang Cc: akpm, rostedt, mingo, linux-kernel, linux-mm, linaro-kernel, Martin Schwidefsky, linux-s390 On Wed, Jan 13, 2016 at 10:12:25AM -0800, Shi, Yang wrote: > Hi folks, > > Any comment for this one? The tracing part review has been done. > > Thanks, > Yang If the rest of this series has been acked by the appropriate maintainers please feel free to add an Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com> for this specific patch. > > On 12/9/2015 1:22 PM, Yang Shi wrote: > >Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> > >Cc: Heiko Carstens <heiko.carstens@de.ibm.com> > >Cc: linux-s390@vger.kernel.org > >Signed-off-by: Yang Shi <yang.shi@linaro.org> > >--- > > arch/s390/mm/gup.c | 5 +++++ > > 1 file changed, 5 insertions(+) > > > >diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c > >index 12bbf0e..a1d5db7 100644 > >--- a/arch/s390/mm/gup.c > >+++ b/arch/s390/mm/gup.c > >@@ -12,6 +12,8 @@ > > #include <linux/rwsem.h> > > #include <asm/pgtable.h> > > > >+#include <trace/events/gup.h> > >+ > > /* > > * The performance critical leaf functions are made noinline otherwise gcc > > * inlines everything into a single function which results in too much > >@@ -188,6 +190,9 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, > > end = start + len; > > if ((end <= start) || (end > TASK_SIZE)) > > return 0; > >+ > >+ trace_gup_get_user_pages_fast(start, nr_pages); > >+ > > /* > > * local_irq_save() doesn't prevent pagetable teardown, but does > > * prevent the pagetables from being freed on s390. > > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> ^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-12-09 21:22 ` [PATCH v5 5/7] s390: mm/gup: add gup trace points Yang Shi
2016-01-13 18:12 ` Shi, Yang
2016-01-14 7:45 ` Heiko Carstens
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