Sorry, please ignore this patch.
I reverted it in my tree but forgot to send a note out.
2017-09-07 6:05 GMT+08:00 Hauke Mehrtens <hauke@xxxxxxxxxx>:
> On 07/21/2017 08:55 AM, AceLan Kao wrote:
>> add some new kv[mz]alloc functions which introduced after v4.12
>> by this commit
>>
>> commit a7c3e901a46ff54c016d040847eda598a9e3e653
>> Author: Michal Hocko <mhocko@xxxxxxxx>
>> Date: Mon May 8 15:57:09 2017 -0700
>>
>> mm: introduce kv[mz]alloc helpers
>>
>> Signed-off-by: AceLan Kao <acelan.kao@xxxxxxxxxxxxx>
>> ---
>> backport/backport-include/linux/mm.h | 16 ++++++++++++++++
>> 1 file changed, 16 insertions(+)
>>
>> diff --git a/backport/backport-include/linux/mm.h b/backport/backport-include/linux/mm.h
>> index 3234b37..8125310 100644
>> --- a/backport/backport-include/linux/mm.h
>> +++ b/backport/backport-include/linux/mm.h
>> @@ -123,4 +123,20 @@ static inline bool page_is_pfmemalloc(struct page *page)
>> }
>> #endif /* < 4.2 */
>>
>> +#if LINUX_VERSION_IS_LESS(4,12,0)
>> +extern void *kvmalloc_node(size_t size, gfp_t flags, int node);
>
> Is kvmalloc_node() implemented somewhere? It was added in kernel 4.12
> and is not available in older mainline kernel versions.
>
>> +static inline void *kvmalloc(size_t size, gfp_t flags)
>> +{
>> + return kvmalloc_node(size, flags, NUMA_NO_NODE);
>> +}
>> +static inline void *kvzalloc_node(size_t size, gfp_t flags, int node)
>> +{
>> + return kvmalloc_node(size, flags | __GFP_ZERO, node);
>> +}
>> +static inline void *kvzalloc(size_t size, gfp_t flags)
>> +{
>> + return kvmalloc(size, flags | __GFP_ZERO);
>> +}
>> +#endif /* < 4.12.0 */
>> +
>> #endif /* __BACKPORT_MM_H */
>>
>
> Hauke
>
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