From: Paolo Bonzini <pbonzini@redhat.com>
To: "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>,
qemu-devel@nongnu.org, ehabkost@redhat.com, berrange@redhat.com,
quintela@redhat.com
Subject: Re: [Qemu-devel] [PATCH v2 5/5] migration: Missing rcu_read_unlock
Date: Thu, 12 Sep 2019 14:32:10 +0200 [thread overview]
Message-ID: <d6b85c24-852e-69c2-7c40-364b2a5548b4@redhat.com> (raw)
In-Reply-To: <20190911190622.7629-6-dgilbert@redhat.com>
On 11/09/19 21:06, Dr. David Alan Gilbert (git) wrote:
> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
>
> Error path missing an unlock.
>
> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> ---
> migration/ram.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/migration/ram.c b/migration/ram.c
> index 1bb82acfe0..977172ea7e 100644
> --- a/migration/ram.c
> +++ b/migration/ram.c
> @@ -3445,6 +3445,7 @@ static int ram_save_setup(QEMUFile *f, void *opaque)
> RAMBLOCK_FOREACH_MIGRATABLE(block) {
> if (!block->idstr[0]) {
> error_report("%s: RAMBlock with empty name", __func__);
> + rcu_read_unlock();
> return -1;
> }
> qemu_put_byte(f, strlen(block->idstr));
>
(The scoped version would be useful here).
Paolo
prev parent reply other threads:[~2019-09-12 12:39 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-11 19:06 [Qemu-devel] [PATCH v2 0/5] Automatic RCU read unlock Dr. David Alan Gilbert (git)
2019-09-11 19:06 ` [Qemu-devel] [PATCH v2 1/5] rcu: Add automatically released rcu_read_lock variant Dr. David Alan Gilbert (git)
2019-09-12 9:35 ` Daniel P. Berrangé
2019-09-12 12:30 ` Paolo Bonzini
2019-09-12 17:45 ` Dr. David Alan Gilbert
2019-09-13 7:13 ` Paolo Bonzini
2019-09-13 10:24 ` Dr. David Alan Gilbert
2019-09-13 10:29 ` Paolo Bonzini
2019-09-11 19:06 ` [Qemu-devel] [PATCH v2 2/5] migration: Use automatic rcu_read unlock in ram.c Dr. David Alan Gilbert (git)
2019-09-12 9:37 ` Daniel P. Berrangé
2019-09-11 19:06 ` [Qemu-devel] [PATCH v2 3/5] migration: Use automatic rcu_read unlock in rdma.c Dr. David Alan Gilbert (git)
2019-09-12 9:37 ` Daniel P. Berrangé
2019-09-11 19:06 ` [Qemu-devel] [PATCH v2 4/5] rcu: Use automatic rc_read unlock in core memory/exec code Dr. David Alan Gilbert (git)
2019-09-12 9:38 ` Daniel P. Berrangé
2019-09-11 19:06 ` [Qemu-devel] [PATCH v2 5/5] migration: Missing rcu_read_unlock Dr. David Alan Gilbert (git)
2019-09-12 9:38 ` Daniel P. Berrangé
2019-09-12 12:32 ` Paolo Bonzini [this message]
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