leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

sh: Check SR.DSP bit for DSP regset validity.

Browse Source 
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2008-09-12 22:56:35 +09:00
parent f9540ececa
commit 72461997c3
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/sh/kernel/ptrace_32.c
View File

@ -179,6 +179,14 @@ static int dspregs_set(struct task_struct *target,
return ret; return ret;
} }
static int dspregs_active(struct task_struct *target,
const struct user_regset *regset)
{
struct pt_regs *regs = task_pt_regs(target);
return regs->sr & SR_DSP ? regset->n : 0;
}
#endif #endif
/* /*
@ -213,6 +221,7 @@ static const struct user_regset sh_regsets[] = {
.align = sizeof(long), .align = sizeof(long),
.get = dspregs_get, .get = dspregs_get,
.set = dspregs_set, .set = dspregs_set,
.active = dspregs_active,
}, },
#endif #endif
}; };