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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2008-01-02 13:04:48 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-01-02 13:04:48 -0800
commit158a962422e4a54dc256b6a9b9562f3d30d34d9c (patch)
tree21a71d7d671d12388f4b085e31b0258d1047f125 /include/linux
parent6b6adc22a01941165d5af9a3e69e28e948b28f47 (diff)
Unify /proc/slabinfo configuration
Both SLUB and SLAB really did almost exactly the same thing for /proc/slabinfo setup, using duplicate code and per-allocator #ifdef's. This just creates a common CONFIG_SLABINFO that is enabled by both SLUB and SLAB, and shares all the setup code. Maybe SLOB will want this some day too. Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/slab.h5
-rw-r--r--include/linux/slab_def.h3
-rw-r--r--include/linux/slub_def.h2
3 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h
index f3a8eecd99f3..f62caaad94e0 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -271,5 +271,10 @@ static inline void *kzalloc(size_t size, gfp_t flags)
return kmalloc(size, flags | __GFP_ZERO);
}
+#ifdef CONFIG_SLABINFO
+extern const struct seq_operations slabinfo_op;
+ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
+#endif
+
#endif /* __KERNEL__ */
#endif /* _LINUX_SLAB_H */
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 32bdc2ffd715..fcc48096ee64 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -95,7 +95,4 @@ found:
#endif /* CONFIG_NUMA */
-extern const struct seq_operations slabinfo_op;
-ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
-
#endif /* _LINUX_SLAB_DEF_H */
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index b7d9408a00ff..40801e754afb 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -200,6 +200,4 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
}
#endif
-extern const struct seq_operations slabinfo_op;
-
#endif /* _LINUX_SLUB_DEF_H */