Messages in this thread | | | From | Florian Weimer <> | Subject | Re: Add a new fchmodat4() syscall, v2 | Date | Tue, 09 Jun 2020 15:52:17 +0200 |
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* Palmer Dabbelt:
> This patch set adds fchmodat4(), a new syscall. The actual > implementation is super simple: essentially it's just the same as > fchmodat(), but LOOKUP_FOLLOW is conditionally set based on the flags. > I've attempted to make this match "man 2 fchmodat" as closely as > possible, which says EINVAL is returned for invalid flags (as opposed to > ENOTSUPP, which is currently returned by glibc for AT_SYMLINK_NOFOLLOW). > I have a sketch of a glibc patch that I haven't even compiled yet, but > seems fairly straight-forward:
What's the status here? We'd really like to see this system call in the kernel because our emulation in glibc has its problems (especially if /proc is not mounted).
Thanks, Florian
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