diff options
| author | Eric W. Biederman <ebiederm@xmission.com> | 2021-10-20 12:43:48 -0500 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2021-10-20 13:09:47 -0500 |
| commit | 9fd5a04d8efcbf511286dd36c46fd70a645b167d (patch) | |
| tree | a6e7a564761a942a59f794a3cf6d8f8320f67358 /arch/openrisc | |
| parent | 6ab80d88f82e84e331e79ca4b7e2ca2fe63c8c2f (diff) | |
| download | linux-9fd5a04d8efcbf511286dd36c46fd70a645b167d.tar.bz2 | |
exit: Remove calls of do_exit after noreturn versions of die
On nds32, openrisc, s390, sh, and xtensa the function die never
returns. Mark die __noreturn so that no one expects die to return.
Remove the do_exit calls after die as they will never be reached.
Cc: Jonas Bonn <jonas@southpole.se>
Cc: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
Cc: Stafford Horne <shorne@gmail.com>
Cc: openrisc@lists.librecores.org
Cc: Nick Hu <nickhu@andestech.com>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: linux-s390@vger.kernel.org
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: linux-sh@vger.kernel.org
Cc: linux-xtensa@linux-xtensa.org
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Fixes: 2.3.16
Fixes: 2.3.99-pre8
Fixes: 3f65ce4d141e ("[PATCH] xtensa: Architecture support for Tensilica Xtensa Part 5")
Fixes: 664eec400bf8 ("nds32: MMU fault handling and page table management")
Fixes: 61e85e367535 ("OpenRISC: Memory management")
Link: https://lkml.kernel.org/r/20211020174406.17889-2-ebiederm@xmission.com
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'arch/openrisc')
| -rw-r--r-- | arch/openrisc/kernel/traps.c | 2 | ||||
| -rw-r--r-- | arch/openrisc/mm/fault.c | 4 |
2 files changed, 2 insertions, 4 deletions
diff --git a/arch/openrisc/kernel/traps.c b/arch/openrisc/kernel/traps.c index aa1e709405ac..0898cb159fac 100644 --- a/arch/openrisc/kernel/traps.c +++ b/arch/openrisc/kernel/traps.c @@ -197,7 +197,7 @@ void nommu_dump_state(struct pt_regs *regs, } /* This is normally the 'Oops' routine */ -void die(const char *str, struct pt_regs *regs, long err) +void __noreturn die(const char *str, struct pt_regs *regs, long err) { console_verbose(); diff --git a/arch/openrisc/mm/fault.c b/arch/openrisc/mm/fault.c index c730d1a51686..f0fa6394a58e 100644 --- a/arch/openrisc/mm/fault.c +++ b/arch/openrisc/mm/fault.c @@ -32,7 +32,7 @@ unsigned long pte_errors; /* updated by do_page_fault() */ */ volatile pgd_t *current_pgd[NR_CPUS]; -extern void die(char *, struct pt_regs *, long); +extern void __noreturn die(char *, struct pt_regs *, long); /* * This routine handles page faults. It determines the address, @@ -248,8 +248,6 @@ no_context: die("Oops", regs, write_acc); - do_exit(SIGKILL); - /* * We ran out of memory, or some other thing happened to us that made * us unable to handle the page fault gracefully. |