Re: [RFC][PATCH] coredump: Document coredump code exclusively used by cell spufs

2020-12-02 Thread Arnd Bergmann
On Wed, Dec 2, 2020 at 4:20 PM Eric W. Biederman wrote: > > ebied...@xmission.com (Eric W. Biederman) writes: > > > Oleg Nesterov recently asked[1] why is there an unshare_files in > > do_coredump. After digging through all of the callers of lookup_fd it > > turns out that it is > > arch/powerpc/

Re: [RFC][PATCH] coredump: Document coredump code exclusively used by cell spufs

2020-12-02 Thread Eric W. Biederman
ebied...@xmission.com (Eric W. Biederman) writes: > Oleg Nesterov recently asked[1] why is there an unshare_files in > do_coredump. After digging through all of the callers of lookup_fd it > turns out that it is > arch/powerpc/platforms/cell/spufs/coredump.c:coredump_next_context > that needs the

[RFC][PATCH] coredump: Document coredump code exclusively used by cell spufs

2020-11-25 Thread Eric W. Biederman
Oleg Nesterov recently asked[1] why is there an unshare_files in do_coredump. After digging through all of the callers of lookup_fd it turns out that it is arch/powerpc/platforms/cell/spufs/coredump.c:coredump_next_context that needs the unshare_files in do_coredump. Looking at the history[2] t