Messages in this thread | | | From | Florian Weimer <> | Subject | Re: [PATCH RFC] fs/fcntl: add fcntl F_GET_RSS | Date | Mon, 28 Oct 2019 14:05:52 +0100 |
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* Konstantin Khlebnikov:
> On 28/10/2019 14.46, Florian Weimer wrote: >> * Konstantin Khlebnikov: >> >>> This implements fcntl() for getting amount of resident memory in cache. >>> Kernel already maintains counter for each inode, this patch just exposes >>> it into userspace. Returned size is in kilobytes like values in procfs. >> >> I think this needs a 32-bit compat implementation which clamps the >> returned value to INT_MAX. >> > > 32-bit machine couldn't hold more than 2TB cache in one file. > Even radix tree wouldn't fit into low memory area.
I meant a 32-bit process running on a 64-bit kernel.
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