diff options
author | Zhang, Yanmin <yanmin_zhang@linux.intel.com> | 2008-04-29 04:00:55 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 11:06:14 -0400 |
commit | 44f564a4bf6ac70f2a84806203045cf515bc9367 (patch) | |
tree | 46b97186393b7473711c840d4f5e5ce722a5e37d /ipc | |
parent | a5f75e7f256f75759ec3d6dbef0ba932f1b397d2 (diff) |
ipc: add definitions of USHORT_MAX and others
Add definitions of USHORT_MAX and others into kernel. ipc uses it and slub
implementation might also use it.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Zhang Yanmin <yanmin.zhang@intel.com>
Reviewed-by: Christoph Lameter <clameter@sgi.com>
Cc: Nadia Derbey <Nadia.Derbey@bull.net>
Cc: "Pierre Peiffer" <peifferp@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc')
-rw-r--r-- | ipc/msg.c | 12 | ||||
-rw-r--r-- | ipc/util.c | 4 | ||||
-rw-r--r-- | ipc/util.h | 1 |
3 files changed, 8 insertions, 9 deletions
@@ -346,19 +346,19 @@ copy_msqid_to_user(void __user *buf, struct msqid64_ds *in, int version) | |||
346 | out.msg_rtime = in->msg_rtime; | 346 | out.msg_rtime = in->msg_rtime; |
347 | out.msg_ctime = in->msg_ctime; | 347 | out.msg_ctime = in->msg_ctime; |
348 | 348 | ||
349 | if (in->msg_cbytes > USHRT_MAX) | 349 | if (in->msg_cbytes > USHORT_MAX) |
350 | out.msg_cbytes = USHRT_MAX; | 350 | out.msg_cbytes = USHORT_MAX; |
351 | else | 351 | else |
352 | out.msg_cbytes = in->msg_cbytes; | 352 | out.msg_cbytes = in->msg_cbytes; |
353 | out.msg_lcbytes = in->msg_cbytes; | 353 | out.msg_lcbytes = in->msg_cbytes; |
354 | 354 | ||
355 | if (in->msg_qnum > USHRT_MAX) | 355 | if (in->msg_qnum > USHORT_MAX) |
356 | out.msg_qnum = USHRT_MAX; | 356 | out.msg_qnum = USHORT_MAX; |
357 | else | 357 | else |
358 | out.msg_qnum = in->msg_qnum; | 358 | out.msg_qnum = in->msg_qnum; |
359 | 359 | ||
360 | if (in->msg_qbytes > USHRT_MAX) | 360 | if (in->msg_qbytes > USHORT_MAX) |
361 | out.msg_qbytes = USHRT_MAX; | 361 | out.msg_qbytes = USHORT_MAX; |
362 | else | 362 | else |
363 | out.msg_qbytes = in->msg_qbytes; | 363 | out.msg_qbytes = in->msg_qbytes; |
364 | out.msg_lqbytes = in->msg_qbytes; | 364 | out.msg_lqbytes = in->msg_qbytes; |
diff --git a/ipc/util.c b/ipc/util.c index c4f1d33b89e4..4c465cb22360 100644 --- a/ipc/util.c +++ b/ipc/util.c | |||
@@ -133,8 +133,8 @@ void ipc_init_ids(struct ipc_ids *ids) | |||
133 | ids->seq = 0; | 133 | ids->seq = 0; |
134 | { | 134 | { |
135 | int seq_limit = INT_MAX/SEQ_MULTIPLIER; | 135 | int seq_limit = INT_MAX/SEQ_MULTIPLIER; |
136 | if(seq_limit > USHRT_MAX) | 136 | if (seq_limit > USHORT_MAX) |
137 | ids->seq_max = USHRT_MAX; | 137 | ids->seq_max = USHORT_MAX; |
138 | else | 138 | else |
139 | ids->seq_max = seq_limit; | 139 | ids->seq_max = seq_limit; |
140 | } | 140 | } |
diff --git a/ipc/util.h b/ipc/util.h index 791c5c012718..cdb966aebe07 100644 --- a/ipc/util.h +++ b/ipc/util.h | |||
@@ -12,7 +12,6 @@ | |||
12 | 12 | ||
13 | #include <linux/err.h> | 13 | #include <linux/err.h> |
14 | 14 | ||
15 | #define USHRT_MAX 0xffff | ||
16 | #define SEQ_MULTIPLIER (IPCMNI) | 15 | #define SEQ_MULTIPLIER (IPCMNI) |
17 | 16 | ||
18 | void sem_init (void); | 17 | void sem_init (void); |