diff options
| author | Jes Sorensen <jes@sgi.com> | 2006-01-17 12:52:21 -0500 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2006-01-17 13:53:24 -0800 |
| commit | f9e505a9a03df5acace6e758c8d12982635a1c64 (patch) | |
| tree | c336b36fd18dd1fc1f316cb55ad52c67da2ffd8a /include/asm-ia64/sn/xpc.h | |
| parent | ac354a899b91239aac4d5893fc4288bc400e82b4 (diff) | |
| download | blackbird-op-linux-f9e505a9a03df5acace6e758c8d12982635a1c64.tar.gz blackbird-op-linux-f9e505a9a03df5acace6e758c8d12982635a1c64.zip | |
[IA64-SGI] sn2 mutex conversion
Migrate sn2 code to use mutex and completion events rather than
semaphores.
Signed-off-by: Jes Sorensen <jes@sgi.com>
Acked-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64/sn/xpc.h')
| -rw-r--r-- | include/asm-ia64/sn/xpc.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/asm-ia64/sn/xpc.h b/include/asm-ia64/sn/xpc.h index 87e9cd588510..0c36928ffd8b 100644 --- a/include/asm-ia64/sn/xpc.h +++ b/include/asm-ia64/sn/xpc.h @@ -19,6 +19,8 @@ #include <linux/interrupt.h> #include <linux/sysctl.h> #include <linux/device.h> +#include <linux/mutex.h> +#include <linux/completion.h> #include <asm/pgtable.h> #include <asm/processor.h> #include <asm/sn/bte.h> @@ -335,8 +337,7 @@ struct xpc_openclose_args { * and consumed by the intended recipient. */ struct xpc_notify { - struct semaphore sema; /* notify semaphore */ - volatile u8 type; /* type of notification */ + volatile u8 type; /* type of notification */ /* the following two fields are only used if type == XPC_N_CALL */ xpc_notify_func func; /* user's notify function */ @@ -465,8 +466,8 @@ struct xpc_channel { xpc_channel_func func; /* user's channel function */ void *key; /* pointer to user's key */ - struct semaphore msg_to_pull_sema; /* next msg to pull serialization */ - struct semaphore wdisconnect_sema; /* wait for channel disconnect */ + struct mutex msg_to_pull_mutex; /* next msg to pull serialization */ + struct completion wdisconnect_wait; /* wait for channel disconnect */ struct xpc_openclose_args *local_openclose_args; /* args passed on */ /* opening or closing of channel */ |
