From: osalvador <osalvador@suse.com>
To: Michal Hocko <mhocko@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Baoquan He <bhe@redhat.com>,
Anshuman Khandual <anshuman.khandual@arm.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
Michal Hocko <mhocko@suse.com>
Subject: Re: [PATCH 3/5] mm, memory_hotplug: drop pointless block alignment checks from __offline_pages
Date: Fri, 16 Nov 2018 11:34:03 +0100 [thread overview]
Message-ID: <1542364443.3020.3.camel@suse.com> (raw)
In-Reply-To: <20181116083020.20260-4-mhocko@kernel.org>
On Fri, 2018-11-16 at 09:30 +0100, Michal Hocko wrote:
> From: Michal Hocko <mhocko@suse.com>
>
> This function is never called from a context which would provide
> misaligned pfn range so drop the pointless check.
>
> Signed-off-by: Michal Hocko <mhocko@suse.com>
I vaguely remember that someone reported a problem about misaligned
range on powerpc.
Not sure at which stage was (online/offline).
Although I am not sure if that was valid at all.
Reviewed-by: Oscar Salvador <osalvador@suse.de>
next prev parent reply other threads:[~2018-11-16 10:34 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-16 8:30 [PATCH 0/5] mm, memory_hotplug: improve memory offlining failures debugging Michal Hocko
2018-11-16 8:30 ` [PATCH 1/5] mm: print more information about mapping in __dump_page Michal Hocko
2018-11-16 11:55 ` Anshuman Khandual
2018-11-16 13:50 ` William Kucharski
2018-11-16 8:30 ` [PATCH 2/5] mm: lower the printk loglevel for __dump_page messages Michal Hocko
2018-11-16 11:57 ` Anshuman Khandual
2018-11-16 8:30 ` [PATCH 3/5] mm, memory_hotplug: drop pointless block alignment checks from __offline_pages Michal Hocko
2018-11-16 10:34 ` osalvador [this message]
2018-11-16 11:19 ` Michal Hocko
2018-11-16 11:56 ` Anshuman Khandual
2018-11-16 8:30 ` [PATCH 4/5] mm, memory_hotplug: print reason for the offlining failure Michal Hocko
2018-11-16 10:38 ` osalvador
2018-11-16 12:04 ` Anshuman Khandual
2018-11-16 8:30 ` [PATCH 5/5] mm, memory_hotplug: be more verbose for memory offline failures Michal Hocko
2018-11-16 10:47 ` osalvador
2018-11-16 11:22 ` Michal Hocko
2018-11-16 12:29 ` osalvador
2018-11-16 12:07 ` Anshuman Khandual
2018-11-16 11:55 ` [PATCH 0/5] mm, memory_hotplug: improve memory offlining failures debugging Anshuman Khandual
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