Re: [PATCH] btrfs-progs: Fix data race in btrfs-convert.

2017-07-12 Thread David Sterba
On Wed, Jul 12, 2017 at 01:05:38PM -0700, Adam Buchbinder wrote: > The status display was reading the state while the task was updating > it. Use a mutex to prevent the race. > > This race was detected using ThreadSanitizer and > misc-tests/005-convert-progress-thread-crash. > >

[PATCH] btrfs-progs: Fix data race in btrfs-convert.

2017-07-12 Thread Adam Buchbinder
The status display was reading the state while the task was updating it. Use a mutex to prevent the race. This race was detected using ThreadSanitizer and misc-tests/005-convert-progress-thread-crash. == WARNING: ThreadSanitizer: data race Write of size 8 by main thread: #0