Re: [PATCH v5 02/10] arm_mpam: propagate MSC access errors for hw_probe functions
Ben Horgan <[email protected]> Thu, 30 Jul 2026 12:21:47 +0100
| Newsgroups | gmane.linux.acpi.devel,gmane.linux.ports.arm.kernel,gmane.linux.kernel |
|---|---|
| Message-ID | <[email protected]> |
Hi Andre, On 7/29/26 14:41, Andre Przywara wrote: > Allow the functions probing for MSC hardware and features to return an > error, and propagate read and write errors from the lower level up. > This uses some "scoped cleanup" functions like scoped_guard() and > ACQUIRE() to avoid the complexity of error handling when a lock has been > taken. Since the mon_sel_lock is a bit special (even more so in an > upcoming patch), we define a new GUARD type for it. > > Signed-off-by: Andre Przywara <[email protected]> > Reviewed-by: Jonathan Cameron <[email protected]> Reviewed-by: Ben Horgan <[email protected]> Thanks, Ben