Per the suggestion from Michal Hocko [1], DEFERRED_STRUCT_PAGE_INIT requires
some ordering wrt other initialization operations, e.g. page_ext_init has to
happen after the whole memmap is initialized properly. For SPARSEMEM this
requires to wait for page_alloc_init_late. Other memory models (e.g.
Per the suggestion from Michal Hocko [1], DEFERRED_STRUCT_PAGE_INIT requires
some ordering wrt other initialization operations, e.g. page_ext_init has to
happen after the whole memmap is initialized properly. For SPARSEMEM this
requires to wait for page_alloc_init_late. Other memory models (e.g.
On 5/23/2016 11:22 AM, Michal Hocko wrote:
On Mon 23-05-16 09:54:31, Yang Shi wrote:
Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
should be incompatible with FLATMEM, make this explicitly in Kconfig.
I guess the changelog could benefit from some clarification.
On 5/23/2016 11:22 AM, Michal Hocko wrote:
On Mon 23-05-16 09:54:31, Yang Shi wrote:
Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
should be incompatible with FLATMEM, make this explicitly in Kconfig.
I guess the changelog could benefit from some clarification.
On Mon 23-05-16 09:54:31, Yang Shi wrote:
> Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
> should be incompatible with FLATMEM, make this explicitly in Kconfig.
I guess the changelog could benefit from some clarification. What
do you think about the following:
"
On Mon 23-05-16 09:54:31, Yang Shi wrote:
> Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
> should be incompatible with FLATMEM, make this explicitly in Kconfig.
I guess the changelog could benefit from some clarification. What
do you think about the following:
"
Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
should be incompatible with FLATMEM, make this explicitly in Kconfig.
[1] http://lkml.kernel.org/r/20160523073157.gd2...@dhcp22.suse.cz
Signed-off-by: Yang Shi
---
mm/Kconfig | 1 +
1 file changed,
Per the suggestion from Michal Hocko [1], CONFIG_DEFERRED_STRUCT_PAGE_INIT
should be incompatible with FLATMEM, make this explicitly in Kconfig.
[1] http://lkml.kernel.org/r/20160523073157.gd2...@dhcp22.suse.cz
Signed-off-by: Yang Shi
---
mm/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff
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