From: Thomas Gleixner <tglx@linutronix.de>
To: Thomas Pfaff <tpfaff@pcs.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tty: Remove pointless synchronize_irq() in uart_port_shutdown()
Date: Tue, 10 May 2022 19:44:44 +0200 [thread overview]
Message-ID: <87czglp9ir.ffs@tglx> (raw)
In-Reply-To: <4fe2d4a1-fc6a-c7fa-d884-5ebd01bebd3@pcs.com>
On Tue, May 10 2022 at 15:54, Thomas Pfaff wrote:
> From: Thomas Pfaff <tpfaff@pcs.com>
>
> Calling synchronize_irq() after free_irq() is pointless, the context to
> the irq is already lost.
> It was noticed while creating the bugfix "genirq: Synchronize interrupt
> thread startup".
>
> Signed-off-by: Thomas Pfaff <tpfaff@pcs.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
next prev parent reply other threads:[~2022-05-10 17:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-10 13:54 [PATCH] tty: Remove pointless synchronize_irq() in uart_port_shutdown() Thomas Pfaff
2022-05-10 17:44 ` Thomas Gleixner [this message]
2022-05-11 6:21 ` Jiri Slaby
2022-05-11 7:48 ` Thomas Pfaff
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