From: Joerg Roedel <jroedel@suse.de>
To: Andy Lutomirski <luto@kernel.org>
Cc: Joerg Roedel <joro@8bytes.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>
Subject: Re: [PATCH 3/3] mm/vmalloc: Sync unmappings in vunmap_page_range()
Date: Fri, 19 Jul 2019 15:00:31 +0200 [thread overview]
Message-ID: <20190719130031.GE19068@suse.de> (raw)
In-Reply-To: <CALCETrUjATNr97ZWX41Tt3QyiMM+GSqG92Nn=qZTTG6XrvL8GQ@mail.gmail.com>
On Fri, Jul 19, 2019 at 05:24:03AM -0700, Andy Lutomirski wrote:
> Could you move the vmalloc_sync_all() call to the lazy purge path,
> though? If nothing else, it will cause it to be called fewer times
> under any given workload, and it looks like it could be rather slow on
> x86_32.
Okay, I move it to __purge_vmap_area_lazy(). That looks like the right
place.
Thanks,
Joerg
next prev parent reply other threads:[~2019-07-19 13:00 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-17 7:14 [PATCH 0/3 v2] Sync unmappings in vmalloc/ioremap areas Joerg Roedel
2019-07-17 7:14 ` [PATCH 1/3] x86/mm: Check for pfn instead of page in vmalloc_sync_one() Joerg Roedel
2019-07-17 7:14 ` [PATCH 2/3] x86/mm: Sync also unmappings " Joerg Roedel
2019-07-17 21:06 ` Dave Hansen
2019-07-18 8:44 ` Joerg Roedel
2019-07-17 21:43 ` Thomas Gleixner
2019-07-17 21:43 ` Thomas Gleixner
2019-07-18 8:46 ` Joerg Roedel
2019-07-18 9:04 ` Thomas Gleixner
2019-07-18 9:04 ` Thomas Gleixner
2019-07-18 9:25 ` Joerg Roedel
2019-07-19 14:01 ` Joerg Roedel
2019-07-19 21:10 ` Thomas Gleixner
2019-07-19 21:10 ` Thomas Gleixner
2019-07-17 7:14 ` [PATCH 3/3] mm/vmalloc: Sync unmappings in vunmap_page_range() Joerg Roedel
2019-07-17 21:24 ` Andy Lutomirski
2019-07-17 21:24 ` Andy Lutomirski
2019-07-18 9:17 ` Joerg Roedel
2019-07-18 19:04 ` Andy Lutomirski
2019-07-18 19:04 ` Andy Lutomirski
2019-07-19 12:21 ` Joerg Roedel
2019-07-19 12:24 ` Andy Lutomirski
2019-07-19 12:24 ` Andy Lutomirski
2019-07-19 13:00 ` Joerg Roedel [this message]
-- strict thread matches above, loose matches on Subject: below --
2019-07-19 18:46 [PATCH 0/3 v3] Sync unmappings in vmalloc/ioremap areas Joerg Roedel
2019-07-19 18:46 ` [PATCH 3/3] mm/vmalloc: Sync unmappings in vunmap_page_range() Joerg Roedel
2019-07-22 8:11 ` Joerg Roedel
2019-07-22 8:19 ` Thomas Gleixner
2019-07-22 8:19 ` Thomas Gleixner
2019-07-22 8:29 ` Joerg Roedel
2019-07-15 11:02 [PATCH 0/3] Sync unmappings in vmalloc/ioremap areas Joerg Roedel
2019-07-15 11:02 ` [PATCH 3/3] mm/vmalloc: Sync unmappings in vunmap_page_range() Joerg Roedel
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