Messages in this thread | | | Date | Mon, 13 Jun 2022 15:05:30 -0700 | Subject | Re: [RFC PATCH 0/6] User pkey minor bug fixes | From | Sohil Mehta <> |
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On 6/10/2022 4:35 PM, ira.weiny@intel.com wrote:
> > glibc says it returns ENOSYS if the system does not support pkeys but I don't > see where ENOSYS is returned? AFAICS it just returns what the kernel returns. > So it is probably up to user of glibc. >
Implementation of the pkeys system calls is arch specific and conditional. See kernel/sys_ni.c
glibc is probably talking about ENOSYS being returned when the architecture doesn't have support or the CONFIG option is disabled on supported architectures.
Thanks, Sohil
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