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[PKT_SCHED]: Cleanup qdisc creation and alignment macros

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Adds qdisc_alloc() to share code between qdisc_create()
and qdisc_create_dflt(). Hides the qdisc alignment behind
macros and makes use of them.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf
2005-07-05 14:15:09 -07:00
committed by David S. Miller
parent e41a33e6ec
commit 3d54b82fdf
4 changed files with 37 additions and 47 deletions
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7
include/net/pkt_sched.h
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@@ -13,13 +13,12 @@ struct qdisc_walker
extern rwlock_t qdisc_tree_lock;
#define QDISC_ALIGN 32
#define QDISC_ALIGN_CONST (QDISC_ALIGN - 1)
#define QDISC_ALIGNTO 32
#define QDISC_ALIGN(len) (((len) + QDISC_ALIGNTO-1) & ~(QDISC_ALIGNTO-1))
static inline void *qdisc_priv(struct Qdisc *q)
{
return (char *)q + ((sizeof(struct Qdisc) + QDISC_ALIGN_CONST)
& ~QDISC_ALIGN_CONST);
return (char *) q + QDISC_ALIGN(sizeof(struct Qdisc));
}
/*