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authorPavel Emelyanov <xemul@openvz.org>2007-09-18 22:46:44 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-09-19 11:24:18 -0700
commit735de2230f09741077a645a913de0a04b10208bf (patch)
treeb408a671c9c07bec41a9ca8056fa7a6710982f3b /include
parentd8a4821dca693867a7953104c1e3cc830eb9191f (diff)
downloadlinux-linaro-735de2230f09741077a645a913de0a04b10208bf.tar.gz
Convert uid hash to hlist
Surprisingly, but (spotted by Alexey Dobriyan) the uid hash still uses list_heads, thus occupying twice as much place as it could. Convert it to hlist_heads. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: Alexey Dobriyan <adobriyan@openvz.org> Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sched.h2
-rw-r--r--include/linux/user_namespace.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index f4e324ed2e4..6239bc2c2ba 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -593,7 +593,7 @@ struct user_struct {
#endif
/* Hash table maintenance information */
- struct list_head uidhash_list;
+ struct hlist_node uidhash_node;
uid_t uid;
};
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index 1101b0ce878..b5f41d4c2ee 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -11,7 +11,7 @@
struct user_namespace {
struct kref kref;
- struct list_head uidhash_table[UIDHASH_SZ];
+ struct hlist_head uidhash_table[UIDHASH_SZ];
struct user_struct *root_user;
};