luck/tmp_suning_uos_patched
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x86, 32-bit: Fix double accounting in reserve_top_address()

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With VMALLOC_END included in the calculation of MAXMEM (as of
2.6.28) it is no longer correct to also bump __VMALLOC_RESERVE
in reserve_top_address(). Doing so results in needlessly small
lowmem.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <4A71DD2A020000780000D482@vpn.id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jan Beulich 2009-07-30 16:49:30 +01:00 committed by Ingo Molnar
parent d8c7eb34c2
commit 6abf655109
1 changed files with 0 additions and 1 deletions
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arch/x86/mm/pgtable.c
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@ -329,7 +329,6 @@ void __init reserve_top_address(unsigned long reserve)
printk(KERN_INFO "Reserving virtual address space above 0x%08x\n",
(int)-reserve);
__FIXADDR_TOP = -reserve - PAGE_SIZE;
__VMALLOC_RESERVE += reserve;
#endif
}