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Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH 05/11] UAPI: coda: Move kernel internals out of public view [ver #2] From: David Howells To: linux-api@vger.kernel.org, linux-kbuild@vger.kernel.org Cc: Yann Droneaud , Yann Droneaud , Jan Harkes , coda@cs.cmu.edu, codalist@coda.cs.cmu.edu, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, dhowells@redhat.com Date: Thu, 06 Sep 2018 10:18:57 +0100 Message-ID: <153622553762.14298.10096062467394188420.stgit@warthog.procyon.org.uk> In-Reply-To: <153622549721.14298.8116794954073122489.stgit@warthog.procyon.org.uk> References: <153622549721.14298.8116794954073122489.stgit@warthog.procyon.org.uk> User-Agent: StGit/unknown-version MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Thu, 06 Sep 2018 09:18:59 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Thu, 06 Sep 2018 09:18:59 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'dhowells@redhat.com' RCPT:'' Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The upc_req struct and the CODA_REQ_* constants are kernel internals and shouldn't have been exposed to userspace. Indeed, the upc_req struct contains other kernel internal structs. Move them to include/linux/coda_psdev.h. Suggested-by: Yann Droneaud Signed-off-by: David Howells cc: Yann Droneaud cc: Jan Harkes cc: coda@cs.cmu.edu cc: codalist@coda.cs.cmu.edu cc: linux-fsdevel@vger.kernel.org --- include/linux/coda_psdev.h | 18 +++++++++++++++++- include/uapi/linux/coda_psdev.h | 18 ------------------ 2 files changed, 17 insertions(+), 19 deletions(-) diff --git a/include/linux/coda_psdev.h b/include/linux/coda_psdev.h index 15170954aa2b..c61e70b97319 100644 --- a/include/linux/coda_psdev.h +++ b/include/linux/coda_psdev.h @@ -8,6 +8,23 @@ struct kstatfs; +/* messages between coda filesystem in kernel and Venus */ +struct upc_req { + struct list_head uc_chain; + caddr_t uc_data; + u_short uc_flags; + u_short uc_inSize; /* Size is at most 5000 bytes */ + u_short uc_outSize; + u_short uc_opcode; /* copied from data to save lookup */ + int uc_unique; + wait_queue_head_t uc_sleep; /* process' wait queue */ +}; + +#define CODA_REQ_ASYNC 0x1 +#define CODA_REQ_READ 0x2 +#define CODA_REQ_WRITE 0x4 +#define CODA_REQ_ABORT 0x8 + /* communication pending/processing queues */ struct venus_comm { u_long vc_seq; @@ -19,7 +36,6 @@ struct venus_comm { struct mutex vc_mutex; }; - static inline struct venus_comm *coda_vcp(struct super_block *sb) { return (struct venus_comm *)((sb)->s_fs_info); diff --git a/include/uapi/linux/coda_psdev.h b/include/uapi/linux/coda_psdev.h index aa6623efd2dd..3dacb7fad66a 100644 --- a/include/uapi/linux/coda_psdev.h +++ b/include/uapi/linux/coda_psdev.h @@ -7,22 +7,4 @@ #define CODA_PSDEV_MAJOR 67 #define MAX_CODADEVS 5 /* how many do we allow */ - -/* messages between coda filesystem in kernel and Venus */ -struct upc_req { - struct list_head uc_chain; - caddr_t uc_data; - u_short uc_flags; - u_short uc_inSize; /* Size is at most 5000 bytes */ - u_short uc_outSize; - u_short uc_opcode; /* copied from data to save lookup */ - int uc_unique; - wait_queue_head_t uc_sleep; /* process' wait queue */ -}; - -#define CODA_REQ_ASYNC 0x1 -#define CODA_REQ_READ 0x2 -#define CODA_REQ_WRITE 0x4 -#define CODA_REQ_ABORT 0x8 - #endif /* _UAPI__CODA_PSDEV_H */