diff options
| author | Peter Oberparleiter <peter.oberparleiter@de.ibm.com> | 2008-10-10 21:33:06 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-10-10 21:33:47 +0200 |
| commit | ecf5d9ef68b868b293b40b89615a92de7310d065 (patch) | |
| tree | ec92f05f79e222075e2425129e15b0ee9131364e /drivers/s390/cio/blacklist.c | |
| parent | 46fbe4e46ddb88805245a24f684400b50ead68a7 (diff) | |
[S390] cio: introduce purge function for /proc/cio_ignore
Allow users to remove blacklisted ccw devices by using the
/proc/cio_ignore interface:
echo purge > /proc/cio_ignore
will remove all devices which are offline and blacklisted.
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/blacklist.c')
| -rw-r--r-- | drivers/s390/cio/blacklist.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c index 0bfcbbe375c..2f547b840ef 100644 --- a/drivers/s390/cio/blacklist.c +++ b/drivers/s390/cio/blacklist.c @@ -24,6 +24,7 @@ #include "cio.h" #include "cio_debug.h" #include "css.h" +#include "device.h" /* * "Blacklisting" of certain devices: @@ -191,9 +192,9 @@ static int blacklist_parse_parameters(char *str, range_action action, rc = blacklist_range(ra, from_ssid, to_ssid, from, to, msgtrigger); if (rc) - totalrc = 1; + totalrc = -EINVAL; } else - totalrc = 1; + totalrc = -EINVAL; } return totalrc; @@ -240,8 +241,10 @@ static int blacklist_parse_proc_parameters(char *buf) rc = blacklist_parse_parameters(buf, free, 0); else if (strcmp("add", parm) == 0) rc = blacklist_parse_parameters(buf, add, 0); + else if (strcmp("purge", parm) == 0) + return ccw_purge_blacklisted(); else - return 1; + return -EINVAL; css_schedule_reprobe(); @@ -353,7 +356,7 @@ cio_ignore_write(struct file *file, const char __user *user_buf, } ret = blacklist_parse_proc_parameters(buf); if (ret) - rc = -EINVAL; + rc = ret; else rc = user_len; |