[Xenomai-git] Philippe Gerum : cobalt/posix/corectl: clarify argument types for mixed ABI support

[git repository hosting]

Module: xenomai-3
Branch: stable-3.0.x
Commit: 580d1ed8be53b10041c6bed15a47395543970b2a
URL:    
http://git.xenomai.org/?p=xenomai-3.git;a=commit;h=580d1ed8be53b10041c6bed15a47395543970b2a

Author: Philippe Gerum <r...@xenomai.org>
Date:   Wed Mar  2 15:22:15 2016 +0100

cobalt/posix/corectl: clarify argument types for mixed ABI support

---

 kernel/cobalt/posix/corectl.c |   12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/kernel/cobalt/posix/corectl.c b/kernel/cobalt/posix/corectl.c
index f01a562..6ec9934 100644
--- a/kernel/cobalt/posix/corectl.c
+++ b/kernel/cobalt/posix/corectl.c
@@ -110,9 +110,10 @@ static int do_conf_option(int option, void __user *u_buf, 
size_t u_bufsz)
 
 static int stop_services(const void __user *u_buf, size_t u_bufsz)
 {
-       const int final_grace_period = 3; /* seconds */
+       const u32 final_grace_period = 3; /* seconds */
        enum cobalt_run_states state;
-       int ret, timeout;
+       __u32 grace_period;
+       int ret;
 
        /*
         * XXX: we don't have any syscall for unbinding a thread from
@@ -123,10 +124,11 @@ static int stop_services(const void __user *u_buf, size_t 
u_bufsz)
        if (xnthread_current())
                return -EPERM;
 
-       if (u_bufsz != sizeof(int))
+       if (u_bufsz != sizeof(__u32))
                return -EINVAL;
 
-       ret = cobalt_copy_from_user(&timeout, u_buf, sizeof(timeout));
+       ret = cobalt_copy_from_user(&grace_period,
+                                   u_buf, sizeof(grace_period));
        if (ret)
                return ret;
 
@@ -138,7 +140,7 @@ static int stop_services(const void __user *u_buf, size_t 
u_bufsz)
                break;
        case COBALT_STATE_RUNNING:
                /* Kill user threads. */
-               ret = xnthread_killall(timeout, XNUSER);
+               ret = xnthread_killall(grace_period, XNUSER);
                if (ret) {
                        set_realtime_core_state(state);
                        return ret;


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