lkml.org 
[lkml]   [2015]   [Apr]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    SubjectRe: qemu:arm test failure due to commit 8053871d0f7f (smp: Fix smp_call_function_single_async() locking)
    From
    On Sun, Apr 19, 2015 at 4:48 AM, Linus Torvalds
    <torvalds@linux-foundation.org> wrote:
    >
    > Does that smaller patch work equally well?

    .. and here's a properly formatted email and patch.

    Linus
    kernel/smp.c | 4 +++-
    1 file changed, 3 insertions(+), 1 deletion(-)

    diff --git a/kernel/smp.c b/kernel/smp.c
    index 2aaac2c47683..07854477c164 100644
    --- a/kernel/smp.c
    +++ b/kernel/smp.c
    @@ -159,8 +159,10 @@ static int generic_exec_single(int cpu, struct call_single_data *csd,
    }


    - if ((unsigned)cpu >= nr_cpu_ids || !cpu_online(cpu))
    + if ((unsigned)cpu >= nr_cpu_ids || !cpu_online(cpu)) {
    + csd_unlock(csd);
    return -ENXIO;
    + }

    csd->func = func;
    csd->info = info;
    \
     
     \ /
      Last update: 2015-04-19 11:01    [W:2.696 / U:0.124 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site