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Convert uid hash to hlist

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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>
This commit is contained in:
Pavel Emelyanov
2007-09-18 22:46:44 -07:00
committed by Linus Torvalds
parent d8a4821dca
commit 735de2230f
4 changed files with 11 additions and 10 deletions
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2
kernel/user_namespace.c
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@ -39,7 +39,7 @@ static struct user_namespace *clone_user_ns(struct user_namespace *old_ns)
kref_init(&ns->kref);
for (n = 0; n < UIDHASH_SZ; ++n)
INIT_LIST_HEAD(ns->uidhash_table + n);
INIT_HLIST_HEAD(ns->uidhash_table + n);
/* Insert new root user. */
ns->root_user = alloc_uid(ns, 0);