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author | Eric W. Biederman <ebiederm@xmission.com> | 2021-10-20 12:43:48 -0500 |
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committer | Eric W. Biederman <ebiederm@xmission.com> | 2021-10-20 13:09:47 -0500 |
commit | 9fd5a04d8efcbf511286dd36c46fd70a645b167d (patch) | |
tree | a6e7a564761a942a59f794a3cf6d8f8320f67358 /arch/xtensa/mm/fault.c | |
parent | 6ab80d88f82e84e331e79ca4b7e2ca2fe63c8c2f (diff) | |
download | linux-9fd5a04d8efcbf511286dd36c46fd70a645b167d.tar.gz linux-9fd5a04d8efcbf511286dd36c46fd70a645b167d.tar.bz2 linux-9fd5a04d8efcbf511286dd36c46fd70a645b167d.zip |
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/xtensa/mm/fault.c')
-rw-r--r-- | arch/xtensa/mm/fault.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c index 95a74890c7e9..fd6a70635962 100644 --- a/arch/xtensa/mm/fault.c +++ b/arch/xtensa/mm/fault.c @@ -238,7 +238,7 @@ bad_page_fault: void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) { - extern void die(const char*, struct pt_regs*, long); + extern void __noreturn die(const char*, struct pt_regs*, long); const struct exception_table_entry *entry; /* Are we prepared to handle this kernel fault? */ @@ -257,5 +257,4 @@ bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) "address %08lx\n pc = %08lx, ra = %08lx\n", address, regs->pc, regs->areg[0]); die("Oops", regs, sig); - do_exit(sig); } |