linux-kernel - Re: [PATCH 03/13] misc: vmw_vmci: Rename kvfree_rcu() to kvfree_rcu

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Date:   Thu, 9 Mar 2023 14:36:52 +0000
From:   Vishnu Dasa <vdasa@...are.com>
To:     "Uladzislau Rezki (Sony)" <urezki@...il.com>
CC:     LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>,
        "Paul E . McKenney" <paulmck@...nel.org>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...y.com>,
        Jens Axboe <axboe@...nel.dk>,
        Philipp Reisner <philipp.reisner@...bit.com>,
        Bryan Tan <bryantan@...are.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Bob Pearson <rpearsonhpe@...il.com>,
        Ariel Levkovich <lariel@...dia.com>,
        Theodore Ts'o <tytso@....edu>, Julian Anastasov <ja@....bg>
Subject: Re: [PATCH 03/13] misc: vmw_vmci: Rename kvfree_rcu() to
 kvfree_rcu_mightsleep()


> On Feb 1, 2023, at 7:08 AM, Uladzislau Rezki (Sony) <urezki@...il.com> wrote:
> 
> The kvfree_rcu()'s single argument name is deprecated therefore
> rename it to kvfree_rcu_mightsleep() variant. The goal is explicitly
> underline that it is for sleepable contexts.
> 
> Cc: Bryan Tan <bryantan@...are.com>
> Cc: Vishnu Dasa <vdasa@...are.com>
> Signed-off-by: Uladzislau Rezki (Sony) <urezki@...il.com>

Reviewed-by: Vishnu Dasa <vdasa@...are.com>

> ---
> drivers/misc/vmw_vmci/vmci_context.c | 2 +-
> drivers/misc/vmw_vmci/vmci_event.c   | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/misc/vmw_vmci/vmci_context.c b/drivers/misc/vmw_vmci/vmci_context.c
> index 172696abce31..f22b44827e92 100644
> --- a/drivers/misc/vmw_vmci/vmci_context.c
> +++ b/drivers/misc/vmw_vmci/vmci_context.c
> @@ -687,7 +687,7 @@ int vmci_ctx_remove_notification(u32 context_id, u32 remote_cid)
> spin_unlock(&context->lock);
> 
> if (notifier)
> - kvfree_rcu(notifier);
> + kvfree_rcu_mightsleep(notifier);
> 
> vmci_ctx_put(context);
> 
> diff --git a/drivers/misc/vmw_vmci/vmci_event.c b/drivers/misc/vmw_vmci/vmci_event.c
> index 2100297c94ad..5d7ac07623c2 100644
> --- a/drivers/misc/vmw_vmci/vmci_event.c
> +++ b/drivers/misc/vmw_vmci/vmci_event.c
> @@ -209,7 +209,7 @@ int vmci_event_unsubscribe(u32 sub_id)
> if (!s)
> return VMCI_ERROR_NOT_FOUND;
> 
> - kvfree_rcu(s);
> + kvfree_rcu_mightsleep(s);
> 
> return VMCI_SUCCESS;
> }
> -- 
> 2.30.2
>