Messages in this thread | | | Date | Mon, 6 Apr 2020 14:02:38 +0100 | From | Al Viro <> | Subject | Re: [PATCH 3/6] binfmt_elf: remove the set_fs(KERNEL_DS) in elf_core_dump |
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On Mon, Apr 06, 2020 at 02:03:09PM +0200, Christoph Hellwig wrote: > There is no logic in elf_core_dump itself that uses uaccess routines > on kernel pointers, the file writes are nicely encapsulated in dump_emit > which does its own set_fs.
... assuming you've checked the asm/elf.h to see that nobody is playing silly buggers in these forests of macros and the stuff called from those. Which is a feat that ought to be mentioned in commit message...
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