Re: [PATCH] ata: libata-eh: avoid unnecessary calls to ata_scsi_port_error_handler()

[Niklas Cassel <cassel@kernel.org>]

On Tue, Feb 24, 2026 at 11:06:38AM +0900, Damien Le Moal wrote:
> When handling SCSI command timeouts, if we had no actual command
> timeouts (either because the command was a deferred qc or the completion
> path won the race with ata_scsi_cmd_error_handler()), we do not need to
> go through a port error handling, as there was in fact no errors at all.
> 
> Modify ata_scsi_cmd_error_handler() to return the number of commands
> that timed out and use this return value in ata_scsi_error() to call
> ata_scsi_port_error_handler() only if we had command timeouts, or if
> the port EH has already been scheduled due to failed commands.
> Otherwise, simply call scsi_eh_flush_done_q() to finish the completed
> commands without running the full port error handling.
> 
> 

Applied to libata/linux.git (for-7.1), thanks!

[1/1] ata: libata-eh: avoid unnecessary calls to ata_scsi_port_error_handler()
      https://git.kernel.org/libata/linux/c/46a9d970

Kind regards,
Niklas