Re: [Xen-devel] [PATCH] xen/xenbus: fix locking

2020-03-06 Thread Boris Ostrovsky
On 3/5/20 5:03 AM, Juergen Gross wrote: > Commit 060eabe8fbe726 ("xenbus/backend: Protect xenbus callback with > lock") introduced a bug by holding a lock while calling a function > which might schedule. > > Fix that by using a semaphore instead. > > Fixes: 060eabe8fbe726 ("xenbus/backend: Protec

Re: [Xen-devel] [PATCH] xen/xenbus: fix locking

2020-03-05 Thread Boris Ostrovsky
On 3/5/20 5:03 AM, Juergen Gross wrote: > Commit 060eabe8fbe726 ("xenbus/backend: Protect xenbus callback with > lock") introduced a bug by holding a lock while calling a function > which might schedule. > > Fix that by using a semaphore instead. > > Fixes: 060eabe8fbe726 ("xenbus/backend: Protec

[Xen-devel] [PATCH] xen/xenbus: fix locking

2020-03-05 Thread Juergen Gross
Commit 060eabe8fbe726 ("xenbus/backend: Protect xenbus callback with lock") introduced a bug by holding a lock while calling a function which might schedule. Fix that by using a semaphore instead. Fixes: 060eabe8fbe726 ("xenbus/backend: Protect xenbus callback with lock") Signed-off-by: Juergen G