Messages in this thread | | | Date | Wed, 24 Aug 2022 18:40:13 +0100 | Subject | Re: [PATCH v7 1/4] mm: add NR_SECONDARY_PAGETABLE to count secondary page table uses. | From | Ryan Roberts <> |
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On 24/08/2022 18:25, Yosry Ahmed wrote: > On Wed, Aug 24, 2022 at 6:42 AM Ryan Roberts <ryan.roberts@arm.com> wrote: >> >>> diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst >>> index e7aafc82be99..898c99eae8e4 100644 >>> --- a/Documentation/filesystems/proc.rst >>> +++ b/Documentation/filesystems/proc.rst >>> @@ -982,6 +982,7 @@ Example output. You may not have all of these fields. >>> SUnreclaim: 142336 kB >>> KernelStack: 11168 kB >>> PageTables: 20540 kB >>> + SecPageTables: 0 kB >>> NFS_Unstable: 0 kB >>> Bounce: 0 kB >>> WritebackTmp: 0 kB >>> @@ -1090,6 +1091,9 @@ KernelStack >>> Memory consumed by the kernel stacks of all tasks >>> PageTables >>> Memory consumed by userspace page tables >>> +SecPageTables >>> + Memory consumed by secondary page tables, this currently >>> + currently includes KVM mmu allocations on x86 and arm64. >> >> nit: I think you have a typo here: "currently currently". > > Sorry I missed this, thanks for catching it. The below diff fixes it > (let me know if I need to send v8 for this, hopefully not). > > diff --git a/Documentation/filesystems/proc.rst > b/Documentation/filesystems/proc.rst > index 898c99eae8e4..0b3778ec12e1 100644 > --- a/Documentation/filesystems/proc.rst > +++ b/Documentation/filesystems/proc.rst > @@ -1093,7 +1093,7 @@ PageTables > Memory consumed by userspace page tables > SecPageTables > Memory consumed by secondary page tables, this currently > - currently includes KVM mmu allocations on x86 and arm64. > + includes KVM mmu allocations on x86 and arm64. > NFS_Unstable > Always zero. Previous counted pages which had been written to > the server, but has not been committed to stable storage. >
Looks good to me!
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