From: James Bottomley Date: Sat, 28 Jul 2007 17:40:21 +0000 (-0400) Subject: [SCSI] mpt fusion: make logging a global sysfs parameter X-Git-Tag: v2.6.23-rc3~98^2~26 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db47c2d8d98a76083a88ec53f44cc74c48dfd1e8;p=linux-2.6 [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" Signed-off-by: James Bottomley --- diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index e866dacde7..414c109f4c 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... */