um: Add kerneldoc for segv_handler (88af2338) · Commits · 戴 / test

arch/um/kernel/trap.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -183,6 +183,16 @@ void fatal_sigsegv(void)
		os_dump_core();
		}

		/**
		* segv_handler() - the SIGSEGV handler
		* @sig: the signal number
		* @unused_si: the signal info struct; unused in this handler
		* @regs: the ptrace register information
		*
		* The handler first extracts the faultinfo from the UML ptrace regs struct.
		* If the userfault did not happen in an UML userspace process, bad_segv is called.
		* Otherwise the signal did happen in a cloned userspace process, handle it.
		*/
		void segv_handler(int sig, struct siginfo unused_si, struct uml_pt_regs regs)
		{
		struct faultinfo * fi = UPT_FAULTINFO(regs);