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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-15 09:41:27 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-15 09:41:27 +0400 |
| commit | c362495586e8a3a6487a318fcd82eaf15ffe2142 (patch) | |
| tree | 86f7b195d36ba198f24f86be327f21a8d24ec248 /include/linux/pageblock-flags.h | |
| parent | b70936d9ffbf0f45f4fa13a03122f015f13ecdb0 (diff) | |
| parent | ddffeb8c4d0331609ef2581d84de4d763607bd37 (diff) | |
| download | linux-c362495586e8a3a6487a318fcd82eaf15ffe2142.tar.xz | |
Merge 3.7-rc1 into tty-linus
This syncs up the tty-linus branch to the latest in Linus's tree to get all of
the UAPI stuff needed for the next set of patches to merge.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/pageblock-flags.h')
| -rw-r--r-- | include/linux/pageblock-flags.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h index 19ef95d293ae..be655e4a2a75 100644 --- a/include/linux/pageblock-flags.h +++ b/include/linux/pageblock-flags.h @@ -30,6 +30,9 @@ enum pageblock_bits { PB_migrate, PB_migrate_end = PB_migrate + 3 - 1, /* 3 bits required for migrate types */ +#ifdef CONFIG_COMPACTION + PB_migrate_skip,/* If set the block is skipped by compaction */ +#endif /* CONFIG_COMPACTION */ NR_PAGEBLOCK_BITS }; @@ -65,10 +68,22 @@ unsigned long get_pageblock_flags_group(struct page *page, void set_pageblock_flags_group(struct page *page, unsigned long flags, int start_bitidx, int end_bitidx); +#ifdef CONFIG_COMPACTION +#define get_pageblock_skip(page) \ + get_pageblock_flags_group(page, PB_migrate_skip, \ + PB_migrate_skip) +#define clear_pageblock_skip(page) \ + set_pageblock_flags_group(page, 0, PB_migrate_skip, \ + PB_migrate_skip) +#define set_pageblock_skip(page) \ + set_pageblock_flags_group(page, 1, PB_migrate_skip, \ + PB_migrate_skip) +#endif /* CONFIG_COMPACTION */ + #define get_pageblock_flags(page) \ - get_pageblock_flags_group(page, 0, NR_PAGEBLOCK_BITS-1) + get_pageblock_flags_group(page, 0, PB_migrate_end) #define set_pageblock_flags(page, flags) \ set_pageblock_flags_group(page, flags, \ - 0, NR_PAGEBLOCK_BITS-1) + 0, PB_migrate_end) #endif /* PAGEBLOCK_FLAGS_H */ |