Comment the lack of locking of data that's set up once at boot time.
Also fixed a couple of bogus printks.
Signed-off-by: Jeff Dike <[email protected]>
--
arch/um/os-Linux/aio.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
Index: linux-2.6.18-mm/arch/um/os-Linux/aio.c
===================================================================
--- linux-2.6.18-mm.orig/arch/um/os-Linux/aio.c 2007-01-09 17:08:52.000000000 -0500
+++ linux-2.6.18-mm/arch/um/os-Linux/aio.c 2007-01-09 17:10:54.000000000 -0500
@@ -24,9 +24,6 @@ struct aio_thread_req {
struct aio_context *aio;
};
-static int aio_req_fd_r = -1;
-static int aio_req_fd_w = -1;
-
#if defined(HAVE_AIO_ABI)
#include <linux/aio_abi.h>
@@ -111,6 +108,7 @@ static int do_aio(aio_context_t ctx, enu
return err;
}
+/* Initialized in an initcall and unchanged thereafter */
static aio_context_t ctx = 0;
static int aio_thread(void *arg)
@@ -137,7 +135,7 @@ static int aio_thread(void *arg)
err = os_write_file(reply_fd, &reply, sizeof(reply));
if(err != sizeof(reply))
printk("aio_thread - write failed, fd = %d, "
- "err = %d\n", aio_req_fd_r, -err);
+ "err = %d\n", reply_fd, -err);
}
}
return 0;
@@ -182,6 +180,11 @@ out:
return err;
}
+/* These are initialized in initcalls and not changed */
+static int aio_req_fd_r = -1;
+static int aio_req_fd_w = -1;
+static int aio_pid = -1;
+
static int not_aio_thread(void *arg)
{
struct aio_thread_req req;
@@ -208,14 +211,12 @@ static int not_aio_thread(void *arg)
err = os_write_file(req.aio->reply_fd, &reply, sizeof(reply));
if(err != sizeof(reply))
printk("not_aio_thread - write failed, fd = %d, "
- "err = %d\n", aio_req_fd_r, -err);
+ "err = %d\n", req.aio->reply_fd, -err);
}
return 0;
}
-static int aio_pid = -1;
-
static int init_aio_24(void)
{
unsigned long stack;
@@ -308,6 +309,7 @@ static int submit_aio_26(enum aio_type t
}
#endif
+/* Initialized in an initcall and unchanged thereafter */
static int aio_24 = DEFAULT_24_AIO;
static int __init set_aio_24(char *name, int *add)