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    Annotation of /trunk/kernel26-magellan/patches-2.6.16-r12/0034-2.6.16-mm-swap-prefetch-fix-lowmem-reserve-calc.patch

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    Revision 72 - (hide annotations) (download)
    Mon Jun 5 09:25:38 2006 UTC (18 years ago) by niro
    File size: 3555 byte(s) 
    ver bump to 2.6.16-r12:
- updated to linux-2.6.16.19
- updated to ck11
    1 niro 72 From akpm@osdl.org Thu May 18 19:16:56 2006
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    18     Message-Id: <200605180916.k4I9GtSc014558@shell0.pdx.osdl.net>
    19     Subject: + mm-swap-prefetch-fix-lowmem-reserve-calc.patch added to -mm tree
    20     To: kernel@kolivas.org,
    21     mm-commits@vger.kernel.org
    22     From: akpm@osdl.org
    23     Date: Thu, 18 May 2006 02:16:56 -0700
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    34     prefetch+static, 0.00010,
    35     if+free, 0.00010,
    36     deletion+diff, 0.00010,
    37     sched+add, 0.00010,
    38     sched+add, 0.00010,
    39     weighted+cpu, 0.00010,
    40     devel+mm, 0.00010,
    41     HIGHMEM, 0.00010,
    42     add+above, 0.00010,
    43     sched+store, 0.00010,
    44     prevent+high, 0.00010,
    45     shrinker, 0.00010,
    46     high+load, 0.00010,
    47     free+limits, 0.00010,
    48     free+limits, 0.00010,
    49     sched+batch, 0.00010,
    50     lowfree, 0.00010,
    51     lowfree, 0.00010,
    52     ns+highfree, 0.00010,
    53     ns+highfree, 0.00010,
    54     lowfree+idx, 0.00010,
    55     lowfree+idx, 0.00010,
    56     implement+smpnice, 0.00010,
    57     high+if, 0.00010,
    58     c31, 0.00010,
    59     suppressing, 0.00010,
    60     sched+prevent, 0.00010
    61     X-UID: 19445
    62     X-Length: 4199
    63     Status: RO
    64     X-Status: OC
    65     X-KMail-EncryptionState:
    66     X-KMail-SignatureState:
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    68    
    69    
    70     The patch titled
    71    
    72     swap prefetch fix lowmem reserve calc
    73    
    74     has been added to the -mm tree. Its filename is
    75    
    76     mm-swap-prefetch-fix-lowmem-reserve-calc.patch
    77    
    78     See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
    79     out what to do about this
    80    
    81     ------------------------------------------------------
    82     Subject: swap prefetch fix lowmem reserve calc
    83     From: Con Kolivas <kernel@kolivas.org>
    84    
    85    
    86     Correct the effect lowmem_reserve has on calculation of free limits in
    87     swap_prefetch.
    88    
    89     Signed-off-by: Con Kolivas <kernel@kolivas.org>
    90     Signed-off-by: Andrew Morton <akpm@osdl.org>
    91     ---
    92    
    93     mm/swap_prefetch.c | 3 ++-
    94     1 files changed, 2 insertions(+), 1 deletion(-)
    95    
    96     Index: linux-2.6.16-ck11/mm/swap_prefetch.c
    97     ===================================================================
    98     --- linux-2.6.16-ck11.orig/mm/swap_prefetch.c 2006-05-21 12:24:07.000000000 +1000
    99     +++ linux-2.6.16-ck11/mm/swap_prefetch.c 2006-05-21 12:24:17.000000000 +1000
    100     @@ -287,7 +287,8 @@ static void examine_free_limits(void)
    101    
    102     ns = &sp_stat.node[z->zone_pgdat->node_id];
    103     idx = zone_idx(z);
    104     - ns->lowfree[idx] = z->pages_high * 3 + z->lowmem_reserve[idx];
    105     + ns->lowfree[idx] = z->pages_high * 3 +
    106     + z->lowmem_reserve[ZONE_HIGHMEM];
    107     ns->highfree[idx] = ns->lowfree[idx] + z->pages_high;
    108    
    109     if (z->free_pages > ns->highfree[idx]) {