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| author | James Bottomley <James.Bottomley@steeleye.com> | 2007-07-28 21:40:21 +0400 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.localdomain> | 2007-07-31 19:42:18 +0400 |
| commit | db47c2d8d98a76083a88ec53f44cc74c48dfd1e8 (patch) | |
| tree | 3fbbbde29674cee71d6061441d854e5aa661fade /drivers | |
| parent | 15617ff66c777b008e170f9c5b0e8a9854937648 (diff) | |
| download | linux-db47c2d8d98a76083a88ec53f44cc74c48dfd1e8.tar.xz | |
[SCSI] mpt fusion: make logging a global sysfs parameter
Wire up the mpt_debug_level module parameter so you can write to the
/sys/module/mptbase/parameters/mpt_debug_level and have it take effect
in every ioc.
Acked-by: "Moore, Eric" <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/message/fusion/mptbase.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index e866dacde7e5..414c109f4cf5 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -88,7 +88,9 @@ module_param(mpt_channel_mapping, int, 0); MODULE_PARM_DESC(mpt_channel_mapping, " Mapping id's to channels (default=0)"); static int mpt_debug_level; -module_param(mpt_debug_level, int, 0); +static int mpt_set_debug_level(const char *val, struct kernel_param *kp); +module_param_call(mpt_debug_level, mpt_set_debug_level, param_get_int, + &mpt_debug_level, 0600); MODULE_PARM_DESC(mpt_debug_level, " debug level - refer to mptdebug.h - (default=0)"); #ifdef MFCNT @@ -220,6 +222,19 @@ pci_enable_io_access(struct pci_dev *pdev) pci_write_config_word(pdev, PCI_COMMAND, command_reg); } +static int mpt_set_debug_level(const char *val, struct kernel_param *kp) +{ + int ret = param_set_int(val, kp); + MPT_ADAPTER *ioc; + + if (ret) + return ret; + + list_for_each_entry(ioc, &ioc_list, list) + ioc->debug_level = mpt_debug_level; + return 0; +} + /* * Process turbo (context) reply... */ |