Messages in this thread Patch in this message | | | Date | Mon, 8 Apr 2013 12:34:34 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH v8 1/3] mm: limit growth of 3% hardcoded other user reserve |
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On Mon, 8 Apr 2013 15:04:02 -0400 Andrew Shewmaker <agshew@gmail.com> wrote:
> v8: > * Rebased onto v3.9-rc4-mmotm-2013-03-26-15-09 > > * Clarified reasoning between different calculations for > overcommit 'guess' and 'never modes in FAQ entry > "How do you calculate a minimum useful reserve?" > in response to Simon Jeons. > > * Added third patch in series to handle hot-added or hot-swapped > memory.
Well here's the v7-plus-my-fixes to v8 delta:
--- a/.gitignore~mm-limit-growth-of-3%-hardcoded-other-user-reserve-v8 +++ a/.gitignore @@ -30,6 +30,7 @@ modules.builtin *.lzma *.xz *.lzo +*.out *.patch *.gcno diff -puN include/linux/mm.h~mm-limit-growth-of-3%-hardcoded-other-user-reserve-v8 include/linux/mm.h --- a/include/linux/mm.h~mm-limit-growth-of-3%-hardcoded-other-user-reserve-v8 +++ a/include/linux/mm.h @@ -44,8 +44,6 @@ extern int sysctl_legacy_va_layout; #include <asm/pgtable.h> #include <asm/processor.h> -extern unsigned long sysctl_user_reserve_kbytes; - #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n)) /* to align the pointer to the (next) page boundary */ diff -puN kernel/sysctl.c~mm-limit-growth-of-3%-hardcoded-other-user-reserve-v8 kernel/sysctl.c --- a/kernel/sysctl.c~mm-limit-growth-of-3%-hardcoded-other-user-reserve-v8 +++ a/kernel/sysctl.c @@ -97,6 +97,7 @@ /* External variables not in a header file. */ extern int sysctl_overcommit_memory; extern int sysctl_overcommit_ratio; +extern unsigned long sysctl_user_reserve_kbytes; extern int max_threads; extern int suid_dumpable; #ifdef CONFIG_COREDUMP ie, it reverts my cleanup of the extern declaration and adds a random unchangelogged line to .gitignore.
I'll grab the new changelog then ignore this update ;)
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