RE: [PATCH linux-next 0/2] ACPI: Add support for ACPI RAS2 feature table
From: Shiju Jose
Date: Tue Mar 04 2025 - 13:33:18 EST
>-----Original Message-----
>From: Borislav Petkov <bp@xxxxxxxxx>
>Sent: 03 March 2025 10:35
>To: Jonathan Cameron <jonathan.cameron@xxxxxxxxxx>
>Cc: Shiju Jose <shiju.jose@xxxxxxxxxx>; linux-edac@xxxxxxxxxxxxxxx; linux-
>acpi@xxxxxxxxxxxxxxx; rafael@xxxxxxxxxx; tony.luck@xxxxxxxxx;
>lenb@xxxxxxxxxx; mchehab@xxxxxxxxxx; linux-mm@xxxxxxxxx; linux-
>kernel@xxxxxxxxxxxxxxx; linux-cxl@xxxxxxxxxxxxxxx; j.williams@xxxxxxxxx;
>dave@xxxxxxxxxxxx; dave.jiang@xxxxxxxxx; alison.schofield@xxxxxxxxx;
>vishal.l.verma@xxxxxxxxx; ira.weiny@xxxxxxxxx; david@xxxxxxxxxx;
>Vilas.Sridharan@xxxxxxx; leo.duran@xxxxxxx; Yazen.Ghannam@xxxxxxx;
>rientjes@xxxxxxxxxx; jiaqiyan@xxxxxxxxxx; Jon.Grimm@xxxxxxx;
>dave.hansen@xxxxxxxxxxxxxxx; naoya.horiguchi@xxxxxxx;
>james.morse@xxxxxxx; jthoughton@xxxxxxxxxx; somasundaram.a@xxxxxxx;
>erdemaktas@xxxxxxxxxx; pgonda@xxxxxxxxxx; duenwen@xxxxxxxxxx;
>gthelen@xxxxxxxxxx; wschwartz@xxxxxxxxxxxxxxxxxxx;
>dferguson@xxxxxxxxxxxxxxxxxxx; wbs@xxxxxxxxxxxxxxxxxxxxxx;
>nifan.cxl@xxxxxxxxx; tanxiaofei <tanxiaofei@xxxxxxxxxx>; Zengtao (B)
><prime.zeng@xxxxxxxxxxxxx>; Roberto Sassu <roberto.sassu@xxxxxxxxxx>;
>kangkang.shen@xxxxxxxxxxxxx; wanghuiqiang <wanghuiqiang@xxxxxxxxxx>;
>Linuxarm <linuxarm@xxxxxxxxxx>
>Subject: Re: [PATCH linux-next 0/2] ACPI: Add support for ACPI RAS2 feature
>table
>
[...]
>
>However, just from a cursory look, it would need some scrubbing. There's stuff
>like:
>
>+ ps_sm->params.requested_address_range[0] = 0;
>+ ps_sm->params.requested_address_range[1] = 0;
>+ ps_sm->params.scrub_params_in &=
>~RAS2_PATROL_SCRUB_SCHRS_IN_MASK;
>+ ps_sm->params.scrub_params_in |=
>FIELD_PREP(RAS2_PATROL_SCRUB_SCHRS_IN_MASK,
>+ ras2_ctx->scrub_cycle_hrs);
>+ ps_sm->params.patrol_scrub_command =
>+ RAS2_START_PATROL_SCRUBBER;
>
>
>which definitely needs shortening. There's no need for a wholly written out
>"requested_address_range". I know variables should have meaningfull names
>but writing fiction shouldn't be either.
Hi Borislav,
Some of these variables, for e.g. requested_address_range are not defined
in this patch, but in the 'include/acpi/actbl2.h'.
My understanding is that those changes required to upstream first via
https://github.com/acpica/acpica ?
>
>+static int ras2_acpi_parse_table(struct acpi_table_header *pAcpiTable)
>
>Yuck, CamelCase?!
Fixed.
>
>And I'm pretty sure if I start looking more, I'll find more funky stuff.
Will check and fix.
>
>HTH.
>
>--
>Regards/Gruss,
> Boris.
>
>https://people.kernel.org/tglx/notes-about-netiquette
Thanks,
Shiju