Re: [PATCH] arch/arm/mm/mmu.c: Remove duplicate header

On 1/22/21 6:11 PM, Linus Walleij wrote: > On Tue, Jan 19, 2021 at 2:34 PM Hailong liu wrote: > >> From: Hailong Liu >> >> Remove asm/fixmap.h which is included more than once. >> >> Signed-off-by: Hailong Liu > > Reviewed-by: Linus Walleij > > Please put this into Russell's patch tracker

Re: [RESEND PATCH v2] arm/mm/ptdump:Add address markers for KASAN regions

On 1/21/21 4:36 PM, Linus Walleij wrote: > On Wed, Jan 20, 2021 at 1:54 PM Hailong liu wrote: > >> From: Hailong Liu >> >> ARM has recently supported KASAN, so I think that it's time to add KASAN >> regions for PTDUMP on ARM. >> >> I have tested this patch with QEMU + vexpress-a15. Both

Re: [PATCH] mm/memblock:use a more appropriate order calculation when free memblock pages

On 12/6/20 7:55 PM, Mike Rapoport wrote: > On Thu, Dec 03, 2020 at 11:23:10PM +0800, carver4...@163.com wrote: >> From: Hailong Liu >> >> When system in the booting stage, pages span from [start, end] of a memblock >> are freed to buddy in a order as large as possible (less than MAX_ORDER) at >>

[PATCH] sched/rt:fix the missing of rt_rq runtime check in rt-period timer

From: Hailong Liu The rq->rd->span of a cpu in a system with isolated cpus splited into two different parts: one is for isolated cpus, another for non-isolated cpus. When CONFIG_RT_GROUP_SCHED enabled, the handler of sched_rt_period_timer updates rt_time and rt_runtime for every cpus in

[PATCH] mm/memblock:use a more appropriate order calculation when free memblock pages

From: Hailong Liu When system in the booting stage, pages span from [start, end] of a memblock are freed to buddy in a order as large as possible (less than MAX_ORDER) at first, then decrease gradually to a proper order(less than end) in a loop. However, *min(MAX_ORDER - 1UL, __ffs(start))* can

[PATCH] mm:remove the unuseful else after a return

From: Hailong Liu The *else* is not useful after a *return* in __lock_page_or_retry(). Signed-off-by: Hailong Liu --- mm/filemap.c | 24 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/mm/filemap.c b/mm/filemap.c index 0b2067b3c..55e6ad1b0 100644 ---