From: Nathan Lynch <nathanl@linux.ibm.com>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, stable@vger.kernel.org
Subject: Re: [PATCH v2 1/4] powerpc/drmem: Make lmb_size 64 bit
Date: Thu, 20 Aug 2020 15:10:59 -0500 [thread overview]
Message-ID: <87sgchxelo.fsf@linux.ibm.com> (raw)
In-Reply-To: <20200806162329.276534-1-aneesh.kumar@linux.ibm.com>
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com> writes:
> Similar to commit 89c140bbaeee ("pseries: Fix 64 bit logical memory block panic")
> make sure different variables tracking lmb_size are updated to be 64 bit.
>
> This was found by code audit.
>
> Cc: stable@vger.kernel.org
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
> ---
> arch/powerpc/include/asm/drmem.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/drmem.h b/arch/powerpc/include/asm/drmem.h
> index 17ccc6474ab6..d719cbac34b2 100644
> --- a/arch/powerpc/include/asm/drmem.h
> +++ b/arch/powerpc/include/asm/drmem.h
> @@ -21,7 +21,7 @@ struct drmem_lmb {
> struct drmem_lmb_info {
> struct drmem_lmb *lmbs;
> int n_lmbs;
> - u32 lmb_size;
> + u64 lmb_size;
> };
>
> extern struct drmem_lmb_info *drmem_info;
> @@ -67,7 +67,7 @@ struct of_drconf_cell_v2 {
> #define DRCONF_MEM_RESERVED 0x00000080
> #define DRCONF_MEM_HOTREMOVABLE 0x00000100
>
> -static inline u32 drmem_lmb_size(void)
> +static inline u64 drmem_lmb_size(void)
> {
> return drmem_info->lmb_size;
> }
Looks fine.
Acked-by: Nathan Lynch <nathanl@linux.ibm.com>
next prev parent reply other threads:[~2020-08-20 20:12 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-06 16:23 [PATCH v2 1/4] powerpc/drmem: Make lmb_size 64 bit Aneesh Kumar K.V
2020-08-06 16:23 ` [PATCH v2 2/4] powerpc/mem: Store the dt_root_size/addr cell values for later usage Aneesh Kumar K.V
2020-08-17 15:30 ` Hari Bathini
2020-08-17 15:56 ` Aneesh Kumar K.V
2020-08-06 16:23 ` [PATCH v2 3/4] powerpc/memhotplug: Make lmb size 64bit Aneesh Kumar K.V
2020-08-13 16:25 ` Sasha Levin
2020-08-19 23:56 ` Sasha Levin
2020-08-20 20:20 ` Nathan Lynch
2020-10-07 5:56 ` Michael Ellerman
2020-08-26 13:53 ` Sasha Levin
2020-08-06 16:23 ` [PATCH v2 4/4] powerpc/book3s64/radix: Make radix_mem_block_size 64bit Aneesh Kumar K.V
2020-08-19 23:56 ` [PATCH v2 1/4] powerpc/drmem: Make lmb_size 64 bit Sasha Levin
2020-08-20 20:10 ` Nathan Lynch [this message]
2020-08-26 13:54 ` Sasha Levin
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