diff options
author | Steve French <sfrench@us.ibm.com> | 2010-02-25 05:36:46 (GMT) |
---|---|---|
committer | Steve French <sfrench@us.ibm.com> | 2010-02-25 05:36:46 (GMT) |
commit | d7b619cf56218704ffce9d510aa497f0a0bcda0b (patch) | |
tree | ab382be7cce3ecd5152a339d1a839343aa7939f0 /fs/cifs | |
parent | 122ca0076e5f84fa12943f22f6586ff285670783 (diff) | |
download | linux-d7b619cf56218704ffce9d510aa497f0a0bcda0b.tar.xz |
[CIFS] pSesInfo->sesSem is used as mutex. Rename it to session_mutex and
convert it to a real mutex.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs')
-rw-r--r-- | fs/cifs/cifsglob.h | 2 | ||||
-rw-r--r-- | fs/cifs/cifssmb.c | 12 | ||||
-rw-r--r-- | fs/cifs/connect.c | 8 | ||||
-rw-r--r-- | fs/cifs/misc.c | 2 |
4 files changed, 12 insertions, 12 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index ed751bb..a1c817e 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -205,7 +205,7 @@ struct cifsUidInfo { struct cifsSesInfo { struct list_head smb_ses_list; struct list_head tcon_list; - struct semaphore sesSem; + struct mutex session_mutex; #if 0 struct cifsUidInfo *uidInfo; /* pointer to user info */ #endif diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index b79ff68..9d17df3 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -170,19 +170,19 @@ cifs_reconnect_tcon(struct cifsTconInfo *tcon, int smb_command) * need to prevent multiple threads trying to simultaneously * reconnect the same SMB session */ - down(&ses->sesSem); + mutex_lock(&ses->session_mutex); if (ses->need_reconnect) rc = cifs_setup_session(0, ses, nls_codepage); /* do we need to reconnect tcon? */ if (rc || !tcon->need_reconnect) { - up(&ses->sesSem); + mutex_unlock(&ses->session_mutex); goto out; } mark_open_files_invalid(tcon); rc = CIFSTCon(0, ses, tcon->treeName, tcon, nls_codepage); - up(&ses->sesSem); + mutex_unlock(&ses->session_mutex); cFYI(1, ("reconnect tcon rc = %d", rc)); if (rc) @@ -700,13 +700,13 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) if (!ses || !ses->server) return -EIO; - down(&ses->sesSem); + mutex_lock(&ses->session_mutex); if (ses->need_reconnect) goto session_already_dead; /* no need to send SMBlogoff if uid already closed due to reconnect */ rc = small_smb_init(SMB_COM_LOGOFF_ANDX, 2, NULL, (void **)&pSMB); if (rc) { - up(&ses->sesSem); + mutex_unlock(&ses->session_mutex); return rc; } @@ -721,7 +721,7 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses) pSMB->AndXCommand = 0xFF; rc = SendReceiveNoRsp(xid, ses, (struct smb_hdr *) pSMB, 0); session_already_dead: - up(&ses->sesSem); + mutex_unlock(&ses->session_mutex); /* if session dead then we do not need to do ulogoff, since server closed smb session, no sense reporting diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 2e9e09c..45eb6cb 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2388,13 +2388,13 @@ try_mount_again: */ cifs_put_tcp_session(srvTcp); - down(&pSesInfo->sesSem); + mutex_lock(&pSesInfo->session_mutex); if (pSesInfo->need_reconnect) { cFYI(1, ("Session needs reconnect")); rc = cifs_setup_session(xid, pSesInfo, cifs_sb->local_nls); } - up(&pSesInfo->sesSem); + mutex_unlock(&pSesInfo->session_mutex); } else if (!rc) { cFYI(1, ("Existing smb sess not found")); pSesInfo = sesInfoAlloc(); @@ -2437,12 +2437,12 @@ try_mount_again: } pSesInfo->linux_uid = volume_info->linux_uid; pSesInfo->overrideSecFlg = volume_info->secFlg; - down(&pSesInfo->sesSem); + mutex_lock(&pSesInfo->session_mutex); /* BB FIXME need to pass vol->secFlgs BB */ rc = cifs_setup_session(xid, pSesInfo, cifs_sb->local_nls); - up(&pSesInfo->sesSem); + mutex_unlock(&pSesInfo->session_mutex); } /* search for existing tcon to this server share */ diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index d27d4ec..d147499 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -79,7 +79,7 @@ sesInfoAlloc(void) ++ret_buf->ses_count; INIT_LIST_HEAD(&ret_buf->smb_ses_list); INIT_LIST_HEAD(&ret_buf->tcon_list); - init_MUTEX(&ret_buf->sesSem); + mutex_init(&ret_buf->session_mutex); } return ret_buf; } |