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watchdog: hpwdt: Unregister NMI events on exit. 

This patch is to unregister for NMI events upon exit. Also we are now
making the default setting for allow_kdump enabled.

Signed-off-by: Thomas Mingarelli <thomas.mingarelli@hp.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
hifive-unleashed-5.1
Mingarelli, Thomas 2012-06-26 10:27:00 +02:00 committed by Wim Van Sebroeck
parent e5de32e3ec
commit a089361cf5
1 changed files with 3 additions and 1 deletions
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4
drivers/watchdog/hpwdt.c
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@ -146,7 +146,7 @@ struct cmn_registers {
} __attribute__((packed));
static unsigned int hpwdt_nmi_decoding;
static unsigned int allow_kdump;
static unsigned int allow_kdump = 1;
static unsigned int is_icru;
static DEFINE_SPINLOCK(rom_lock);
static void *cru_rom_addr;
@ -756,6 +756,8 @@ error:
static void hpwdt_exit_nmi_decoding(void)
{
unregister_nmi_handler(NMI_UNKNOWN, "hpwdt");
unregister_nmi_handler(NMI_SERR, "hpwdt");
unregister_nmi_handler(NMI_IO_CHECK, "hpwdt");
if (cru_rom_addr)
iounmap(cru_rom_addr);
}