From: Al Viro <viro@ZenIV.linux.org.uk>
To: Michal Hocko <mhocko@kernel.org>
Cc: Dave Chinner <david@fromorbit.com>,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Vlastimil Babka <vbabka@suse.cz>,
David Rientjes <rientjes@google.com>,
Mel Gorman <mgorman@suse.de>,
Johannes Weiner <hannes@cmpxchg.org>,
Anatoly Stepanov <astepanov@cloudlinux.com>,
LKML <linux-kernel@vger.kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Mike Snitzer <snitzer@redhat.com>,
dm-devel@redhat.com, "Michael S. Tsirkin" <mst@redhat.com>,
Theodore Ts'o <tytso@mit.edu>,
kvm@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
linux-security-module@vger.kernel.org
Subject: Re: [RFC PATCH] mm: introduce kv[mz]alloc helpers
Date: Fri, 9 Dec 2016 06:38:04 +0000 [thread overview]
Message-ID: <20161209063803.GY1555@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20161209062224.GB12012@dhcp22.suse.cz>
On Fri, Dec 09, 2016 at 07:22:25AM +0100, Michal Hocko wrote:
> > Easier to handle those in vmalloc() itself.
>
> I think there were some attempts in the past but some of the code paths
> are burried too deep and adding gfp_mask all the way down there seemed
> like a major surgery.
No need to propagate gfp_mask - the same trick XFS is doing right now can
be done in vmalloc.c in a couple of places and that's it; I'll resurrect the
patches and post them tomorrow after I get some sleep.
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WARNING: multiple messages have this Message-ID (diff)
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Michal Hocko <mhocko@kernel.org>
Cc: Dave Chinner <david@fromorbit.com>,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Vlastimil Babka <vbabka@suse.cz>,
David Rientjes <rientjes@google.com>,
Mel Gorman <mgorman@suse.de>,
Johannes Weiner <hannes@cmpxchg.org>,
Anatoly Stepanov <astepanov@cloudlinux.com>,
LKML <linux-kernel@vger.kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Mike Snitzer <snitzer@redhat.com>,
dm-devel@redhat.com, "Michael S. Tsirkin" <mst@redhat.com>,
"Theodore Ts'o" <tytso@mit.edu>,
kvm@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
linux-security-module@vger.kernel.org
Subject: Re: [RFC PATCH] mm: introduce kv[mz]alloc helpers
Date: Fri, 9 Dec 2016 06:38:04 +0000 [thread overview]
Message-ID: <20161209063803.GY1555@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20161209062224.GB12012@dhcp22.suse.cz>
On Fri, Dec 09, 2016 at 07:22:25AM +0100, Michal Hocko wrote:
> > Easier to handle those in vmalloc() itself.
>
> I think there were some attempts in the past but some of the code paths
> are burried too deep and adding gfp_mask all the way down there seemed
> like a major surgery.
No need to propagate gfp_mask - the same trick XFS is doing right now can
be done in vmalloc.c in a couple of places and that's it; I'll resurrect the
patches and post them tomorrow after I get some sleep.
next prev parent reply other threads:[~2016-12-09 6:38 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-08 10:33 [RFC PATCH] mm: introduce kv[mz]alloc helpers Michal Hocko
2016-12-08 10:33 ` Michal Hocko
2016-12-08 10:33 ` Michal Hocko
2016-12-08 13:00 ` David Hildenbrand
2016-12-08 13:00 ` David Hildenbrand
2016-12-08 13:51 ` Michal Hocko
2016-12-08 13:51 ` Michal Hocko
2016-12-09 1:44 ` Dave Chinner
2016-12-09 1:44 ` Dave Chinner
2016-12-09 2:00 ` Al Viro
2016-12-09 2:00 ` Al Viro
2016-12-09 6:22 ` Michal Hocko
2016-12-09 6:22 ` Michal Hocko
2016-12-09 6:38 ` Al Viro [this message]
2016-12-09 6:38 ` Al Viro
2016-12-09 6:51 ` Michal Hocko
2016-12-09 6:51 ` Michal Hocko
2016-12-09 6:18 ` Michal Hocko
2016-12-09 6:18 ` Michal Hocko
2016-12-13 10:14 ` Michal Hocko
2016-12-13 10:14 ` Michal Hocko
2016-12-13 20:55 ` Andreas Dilger
2016-12-14 9:05 ` Michal Hocko
2016-12-14 9:05 ` Michal Hocko
2016-12-13 22:07 ` Joe Perches
2016-12-13 22:07 ` Joe Perches
2016-12-14 8:59 ` Michal Hocko
2016-12-14 8:59 ` Michal Hocko
2016-12-20 13:50 ` Michal Hocko
2016-12-20 13:50 ` Michal Hocko
2016-12-20 17:38 ` Joe Perches
2016-12-20 17:38 ` Joe Perches
2016-12-20 22:13 ` Andrew Morton
2016-12-20 22:13 ` Andrew Morton
[not found] ` <20161221065922.GB16502@dhcp22.suse.cz>
2016-12-21 8:45 ` Michal Hocko
2016-12-21 8:45 ` Michal Hocko
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