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mm: account reaped page cache on inode cache pruning
Inode cache pruning indirectly reclaims page-cache by invalidating mapping pages. Let's account them into reclaim-state to notice this progress in memory reclaimer. Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org> Cc: Dave Chinner <david@fromorbit.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -776,6 +776,8 @@ void prune_icache_sb(struct super_block *sb, int nr_to_scan)
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else
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__count_vm_events(PGINODESTEAL, reap);
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spin_unlock(&sb->s_inode_lru_lock);
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if (current->reclaim_state)
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current->reclaim_state->reclaimed_slab += reap;
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dispose_list(&freeable);
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}
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