[U-Boot] [PATCH v2 04/14] linux_compat: handle __GFP_ZERO in kmalloc()

Simon Glass sjg at chromium.org
Thu Jul 23 01:24:55 CEST 2015


On 13 July 2015 at 01:47, Lukasz Majewski <l.majewski at samsung.com> wrote:
> Hi Masahiro,
>
>> Currently, kzalloc() returns zero-filled memory, while kmalloc()
>> simply ignores the second argument and never fills the memory
>> area with zeros.
>>
>> I want kmalloc(size, __GFP_ZERO) to behave as kzalloc() does,
>> which will make it easier to add more memory allocator variants.
>>
>> With the introduction of __GFP_ZERO flag, going forward, kzmalloc()
>> variants can fall back to kmalloc() enabling the __GFP_ZERO flag.
>>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
>> Reviewed-by: Heiko Schocher <hs at denx.de>
>> Acked-by: Simon Glass <sjg at chromium.org>
>> ---
>>
>> Changes in v2: None
>>
>>  include/linux/compat.h | 20 ++++++++++++--------
>>  lib/linux_compat.c     | 13 ++++++-------
>>  2 files changed, 18 insertions(+), 15 deletions(-)

Applied to u-boot-dm, thanks!


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