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2005-02-01 Roland McGrath <roland@redhat.com>

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* process.c [LINUX] [X86_64] (sys_arch_prctl): New function.
	* linux/syscall.h: Declare it.
	* linux/x86_64/syscallent.h: Use it.
	Part of RH#142667.
	* process.c (sys_sched_setscheduler): Use %#lx format for bad pointer.
	(sys_sched_getparam, sys_sched_setparam): Likewise.
	Part of RH#142667.
This commit is contained in:
Roland McGrath 2005-02-02 04:16:56 +00:00
parent 063ae2dd43
commit c2d5eb082d
1 changed files with 38 additions and 3 deletions
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41
process.c
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@ -3096,7 +3096,7 @@ struct tcb *tcp;
tprintf("%d, ", (int) tcp->u_arg[0]);
printxval(schedulers, tcp->u_arg[1], "SCHED_???");
if (umove(tcp, tcp->u_arg[2], &p) < 0)
tprintf(", %lx", tcp->u_arg[2]);
tprintf(", %#lx", tcp->u_arg[2]);
else
tprintf(", { %d }", p.__sched_priority);
}
@ -3112,7 +3112,7 @@ struct tcb *tcp;
} else {
struct sched_param p;
if (umove(tcp, tcp->u_arg[1], &p) < 0)
tprintf("%lx", tcp->u_arg[1]);
tprintf("%#lx", tcp->u_arg[1]);
else
tprintf("{ %d }", p.__sched_priority);
}
@ -3126,7 +3126,7 @@ struct tcb *tcp;
if (entering(tcp)) {
struct sched_param p;
if (umove(tcp, tcp->u_arg[1], &p) < 0)
tprintf("%d, %lx", (int) tcp->u_arg[0], tcp->u_arg[1]);
tprintf("%d, %#lx", (int) tcp->u_arg[0], tcp->u_arg[1]);
else
tprintf("%d, { %d }", (int) tcp->u_arg[0], p.__sched_priority);
}
@ -3142,4 +3142,39 @@ struct tcb *tcp;
}
return 0;
}
#ifdef X86_64
#include <asm/prctl.h>
static const struct xlat archvals[] = {
{ ARCH_SET_GS, "ARCH_SET_GS" },
{ ARCH_SET_FS, "ARCH_SET_FS" },
{ ARCH_GET_FS, "ARCH_GET_FS" },
{ ARCH_GET_GS, "ARCH_GET_GS" },
{ 0, NULL },
};
int
sys_arch_prctl(tcp)
struct tcb *tcp;
{
if (entering(tcp)) {
printxval(archvals, tcp->u_arg[0], "ARCH_???");
if (tcp->u_arg[0] == ARCH_SET_GS
|| tcp->u_arg[0] == ARCH_SET_FS)
tprintf(", %#lx", tcp->u_arg[1]);
} else {
if (tcp->u_arg[0] == ARCH_GET_GS
|| tcp->u_arg[0] == ARCH_GET_FS) {
long int v;
if (!syserror(tcp) && umove(tcp, tcp->u_arg[1], &v) != -1)
tprintf(", [%#lx]", v);
else
tprintf(", %#lx", tcp->u_arg[1]);
}
}
return 0;
}
#endif
#endif