diff for duplicates of <1350246895.11504.6.camel@gitbox> diff --git a/a/1.txt b/N1/1.txt index e9c82b9..1a0c493 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -32,23 +32,3 @@ Have done a bit more digging and found the cause - not Rob's patch so apologies. The cause of the regression is this patch: - ->From f40d1e42bb988d2a26e8e111ea4c4c7bac819b7e Mon Sep 17 00:00:00 2001 -From: Mel Gorman <mgorman@suse.de> -Date: Mon, 8 Oct 2012 16:32:36 -0700 -Subject: [PATCH 2/3] mm: compaction: acquire the zone->lock as late as - possible - -Up until then, the framebuffer allocation with dma_alloc_coherent(...) -was fine. From this patch onwards, allocations fail. - -I don't know how this patch would effect CMA allocations, but it seems -to be causing the issue (or at least, it's caused an error in -arch-vt8500 to become visible). - -Perhaps someone who understand -mm could explain the best way to -troubleshoot the cause of this problem? - - -Regards -Tony P diff --git a/a/content_digest b/N1/content_digest index 945affc..6158b98 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -1,8 +1,12 @@ "ref\01350192523.10946.4.camel@gitbox\0" - "From\0linux@prisktech.co.nz (Tony Prisk)\0" - "Subject\0dma_alloc_coherent fails in framebuffer\0" + "From\0Tony Prisk <linux@prisktech.co.nz>\0" + "Subject\0Re: dma_alloc_coherent fails in framebuffer\0" "Date\0Mon, 15 Oct 2012 09:34:55 +1300\0" - "To\0linux-arm-kernel@lists.infradead.org\0" + "To\0Arnd Bergmann <arnd@arndb.de>\0" + "Cc\0Rob Herring <robherring2@gmail.com>" + Arm Kernel Mailing List <linux-arm-kernel@lists.infradead.org> + mgorman@suse.de + " linux-mm@kvack.org\0" "\00:1\0" "b\0" "On Sun, 2012-10-14 at 18:28 +1300, Tony Prisk wrote:\n" @@ -38,26 +42,6 @@ "Have done a bit more digging and found the cause - not Rob's patch so\n" "apologies.\n" "\n" - "The cause of the regression is this patch:\n" - "\n" - ">From f40d1e42bb988d2a26e8e111ea4c4c7bac819b7e Mon Sep 17 00:00:00 2001\n" - "From: Mel Gorman <mgorman@suse.de>\n" - "Date: Mon, 8 Oct 2012 16:32:36 -0700\n" - "Subject: [PATCH 2/3] mm: compaction: acquire the zone->lock as late as\n" - " possible\n" - "\n" - "Up until then, the framebuffer allocation with dma_alloc_coherent(...)\n" - "was fine. From this patch onwards, allocations fail.\n" - "\n" - "I don't know how this patch would effect CMA allocations, but it seems\n" - "to be causing the issue (or at least, it's caused an error in\n" - "arch-vt8500 to become visible).\n" - "\n" - "Perhaps someone who understand -mm could explain the best way to\n" - "troubleshoot the cause of this problem?\n" - "\n" - "\n" - "Regards\n" - Tony P + The cause of the regression is this patch: -586b146a3952001f4cb4ea42662ec435845840ab285ea3118a6a07e3032800f5 +8b8663d4285cbdb5cb986f98e1bf5e437320d0ed6a9251c6ff1ee98910fcb78d
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