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zsmalloc: reorganize struct size_class to pack 4 bytes hole
Reoder the pages_per_zspage field in struct size_class which can eliminate the 4 bytes hole between it and stats field. Signed-off-by: Weijie Yang <weijie.yang@samsung.com> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Cc: Minchan Kim <minchan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -213,10 +213,10 @@ struct size_class {
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int size;
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unsigned int index;
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/* Number of PAGE_SIZE sized pages to combine to form a 'zspage' */
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int pages_per_zspage;
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struct zs_size_stat stats;
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/* Number of PAGE_SIZE sized pages to combine to form a 'zspage' */
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int pages_per_zspage;
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/* huge object: pages_per_zspage == 1 && maxobj_per_zspage == 1 */
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bool huge;
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};
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