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| author | Ingo Molnar <mingo@kernel.org> | 2018-10-04 08:23:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-10-04 08:23:03 +0200 |
| commit | c0554d2d3db438623b4f2f9abc3d766b2b15d2fb (patch) | |
| tree | d00dc324772b95373f4bdc566b3437e5bf637157 /drivers/xen/manage.c | |
| parent | bef459026b161fbc39d20dcba698ed0cfffbac38 (diff) | |
| parent | 1d2ba7fee28b3a47cca8e8f4f94a22d30b2b3a6f (diff) | |
Merge branch 'linus' into x86/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/xen/manage.c')
| -rw-r--r-- | drivers/xen/manage.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index c93d8ef8df34..5bb01a62f214 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -280,9 +280,11 @@ static void sysrq_handler(struct xenbus_watch *watch, const char *path, /* * The Xenstore watch fires directly after registering it and * after a suspend/resume cycle. So ENOENT is no error but - * might happen in those cases. + * might happen in those cases. ERANGE is observed when we get + * an empty value (''), this happens when we acknowledge the + * request by writing '\0' below. */ - if (err != -ENOENT) + if (err != -ENOENT && err != -ERANGE) pr_err("Error %d reading sysrq code in control/sysrq\n", err); xenbus_transaction_end(xbt, 1); |