diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2007-07-27 19:37:51 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-31 21:35:26 +0100 |
| commit | 0f5d0df35ea9efe52242b9b3c79517cc50202e37 (patch) | |
| tree | b5b87edabbd07de0bc792cee161ae4039d12287d /arch | |
| parent | 41790e04e6656fa1aef205ad9a76ab4edbb5f14a (diff) | |
[MIPS] RP: Sysfs interface for stopping RP program
The old method of attempting to load a invalid program was just too icky.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/vpe.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c index 1323cb6d058..3c09b9785f4 100644 --- a/arch/mips/kernel/vpe.c +++ b/arch/mips/kernel/vpe.c @@ -1340,6 +1340,23 @@ static void kspd_sp_exit( int sp_id) } #endif +static ssize_t store_kill(struct class_device *dev, const char *buf, size_t len) +{ + struct vpe *vpe = get_vpe(tclimit); + struct vpe_notifications *not; + + list_for_each_entry(not, &vpe->notify, list) { + not->stop(tclimit); + } + + release_progmem(vpe->load_addr); + cleanup_tc(get_tc(tclimit)); + vpe_stop(vpe); + vpe_free(vpe); + + return len; +} + static ssize_t show_ntcs(struct class_device *cd, char *buf) { struct vpe *vpe = get_vpe(tclimit); @@ -1369,6 +1386,7 @@ out_einval: } static struct class_device_attribute vpe_class_attributes[] = { + __ATTR(kill, S_IWUSR, NULL, store_kill), __ATTR(ntcs, S_IRUGO | S_IWUSR, show_ntcs, store_ntcs), {} }; |