diff options
| author |   Chen, Gong <gong.chen@linux.intel.com> | 2014-06-11 14:02:20 -0700 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2014-06-25 11:22:03 -0700 |
| commit | d963cd95bea93b7db9390a71d1e2cabbb3b2c3ea (patch) | |
| tree | b6d25da65a161f6c38207a2f15515c3b795d3396 /drivers/ras/ras.c | |
| parent | CPER: Adjust code flow of some functions (diff) | |
| download | linux-dev-d963cd95bea93b7db9390a71d1e2cabbb3b2c3ea.tar.xz linux-dev-d963cd95bea93b7db9390a71d1e2cabbb3b2c3ea.zip | |
RAS, debugfs: Add debugfs interface for RAS subsystem
Implement a new debugfs interface for RAS susbsystem.
A file named daemon_active is added there accordingly.
This file is used to track if user space daemon accesses
perf/trace interface or not. One can track which daemon
opens it via "lsof /path/to/debugfs/ras/daemon_active".
Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Link: http://lkml.kernel.org/r/1402475691-30045-5-git-send-email-gong.chen@linux.intel.com
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'drivers/ras/ras.c')
| -rw-r--r-- | drivers/ras/ras.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/ras/ras.c b/drivers/ras/ras.c index b0c6ed1d8e77..4cac43a1e25c 100644 --- a/drivers/ras/ras.c +++ b/drivers/ras/ras.c @@ -5,8 +5,22 @@ * Chen, Gong <gong.chen@linux.intel.com> */ +#include <linux/init.h> +#include <linux/ras.h> + #define CREATE_TRACE_POINTS #define TRACE_INCLUDE_PATH ../../include/ras #include <ras/ras_event.h> +static int __init ras_init(void) +{ + int rc = 0; + + ras_debugfs_init(); + rc = ras_add_daemon_trace(); + + return rc; +} +subsys_initcall(ras_init); + EXPORT_TRACEPOINT_SYMBOL_GPL(mc_event); |