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    Subject[RFC PATCH v3 14/21] watchdog/hardlockup: Use parse_option_str() to handle "nmi_watchdog"
    Date
    Prepare hardlockup_panic_setup() to handle a comma-separated list of
    options. This is needed to pass options to specific implementations of the
    hardlockup detector.

    Cc: "H. Peter Anvin" <hpa@zytor.com>
    Cc: Ashok Raj <ashok.raj@intel.com>
    Cc: Andi Kleen <andi.kleen@intel.com>
    Cc: Tony Luck <tony.luck@intel.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Clemens Ladisch <clemens@ladisch.de>
    Cc: Arnd Bergmann <arnd@arndb.de>
    Cc: Philippe Ombredanne <pombredanne@nexb.com>
    Cc: Kate Stewart <kstewart@linuxfoundation.org>
    Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
    Cc: Mimi Zohar <zohar@linux.ibm.com>
    Cc: Jan Kiszka <jan.kiszka@siemens.com>
    Cc: Nick Desaulniers <ndesaulniers@google.com>
    Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
    Cc: Nayna Jain <nayna@linux.ibm.com>
    Cc: Stephane Eranian <eranian@google.com>
    Cc: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
    Cc: "Ravi V. Shankar" <ravi.v.shankar@intel.com>
    Cc: x86@kernel.org
    Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
    ---
    kernel/watchdog.c | 8 ++++----
    1 file changed, 4 insertions(+), 4 deletions(-)

    diff --git a/kernel/watchdog.c b/kernel/watchdog.c
    index be589001200a..fd50049449ec 100644
    --- a/kernel/watchdog.c
    +++ b/kernel/watchdog.c
    @@ -70,13 +70,13 @@ void __init hardlockup_detector_disable(void)

    static int __init hardlockup_panic_setup(char *str)
    {
    - if (!strncmp(str, "panic", 5))
    + if (parse_option_str(str, "panic"))
    hardlockup_panic = 1;
    - else if (!strncmp(str, "nopanic", 7))
    + else if (parse_option_str(str, "nopanic"))
    hardlockup_panic = 0;
    - else if (!strncmp(str, "0", 1))
    + else if (parse_option_str(str, "0"))
    nmi_watchdog_user_enabled = 0;
    - else if (!strncmp(str, "1", 1))
    + else if (parse_option_str(str, "1"))
    nmi_watchdog_user_enabled = 1;
    return 1;
    }
    --
    2.17.1
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