2014-01-30 17:49:04

by Dave Jones

[permalink] [raw]
Subject: lustre: remove unnecessary 'magic' from lustre_pack_request

This probably made more sense when the code supported multiple protocol versions,
but now it's just obfuscation.

Signed-off-by: Dave Jones <[email protected]>

diff --git a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
index 464479c0f00b..c319f74b04f6 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
@@ -244,15 +244,7 @@ int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));

/* only use new format, we don't need to be compatible with 1.4 */
- magic = LUSTRE_MSG_MAGIC_V2;
-
- switch (magic) {
- case LUSTRE_MSG_MAGIC_V2:
- return lustre_pack_request_v2(req, count, lens, bufs);
- default:
- LASSERTF(0, "incorrect message magic: %08x\n", magic);
- return -EINVAL;
- }
+ return lustre_pack_request_v2(req, count, lens, bufs);
}
EXPORT_SYMBOL(lustre_pack_request);


2014-02-01 18:55:01

by Oleg Drokin

[permalink] [raw]
Subject: Re: lustre: remove unnecessary 'magic' from lustre_pack_request

Hello!

On Jan 30, 2014, at 12:48 PM, Dave Jones wrote:

> This probably made more sense when the code supported multiple protocol versions,
> but now it's just obfuscation.
>
> Signed-off-by: Dave Jones <[email protected]>
>
> diff --git a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
> index 464479c0f00b..c319f74b04f6 100644
> --- a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
> +++ b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c
> @@ -244,15 +244,7 @@ int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
> LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
>
> /* only use new format, we don't need to be compatible with 1.4 */

Can you get rid of this line too please?

> - magic = LUSTRE_MSG_MAGIC_V2;

Bye,
Oleg