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(parent: c490af5) | patch
util: give a specific error message when O_DIRECT doesn't work
authorDaniel P. Berrangé <berrange@redhat.com>
Tue, 21 Jul 2020 15:17:35 +0000 (16:17 +0100)
committerDaniel P. Berrangé <berrange@redhat.com>
Wed, 16 Sep 2020 09:33:48 +0000 (10:33 +0100)
commit661b3e81a336570dfbf4c224595921d490ac792f
treea0fadd1662310688182184576326a4d63cb65580tree | snapshot
parentc490af57cb451bf39707f4cc73650e81c5797221commit | diff
util: give a specific error message when O_DIRECT doesn't work

A common error scenario is to tell QEMU to use O_DIRECT in combination
with a filesystem that doesn't support it. To aid users to diagnosing
their mistake we want to provide a clear error message when this happens.

Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
util/osdep.c diff | blob | history
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