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| author | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2008-08-04 19:44:34 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-09-05 21:24:11 +0100 |
| commit | 0510617b85758b6e66f3c602ceccea1826440470 (patch) | |
| tree | b5b3c9750ca2b92d65f059692c56fbb45c9426e0 /arch | |
| parent | b380b0d4f7dffcc235c0facefa537d4655619101 (diff) | |
| download | op-kernel-dev-0510617b85758b6e66f3c602ceccea1826440470.zip op-kernel-dev-0510617b85758b6e66f3c602ceccea1826440470.tar.gz | |
[MIPS] Fix data bus error recovery
With -ffunction-section the entries in __dbe_table aren't no longer
sorted, so the lookup of exception addresses in do_be() failed for
some addresses. To avoid this we now sort __dbe_table.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/traps.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 426cced..1f579a8 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -373,8 +373,8 @@ void __noreturn die(const char * str, const struct pt_regs * regs) do_exit(SIGSEGV); } -extern const struct exception_table_entry __start___dbe_table[]; -extern const struct exception_table_entry __stop___dbe_table[]; +extern struct exception_table_entry __start___dbe_table[]; +extern struct exception_table_entry __stop___dbe_table[]; __asm__( " .section __dbe_table, \"a\"\n" @@ -1682,4 +1682,6 @@ void __init trap_init(void) flush_icache_range(ebase, ebase + 0x400); flush_tlb_handlers(); + + sort_extable(__start___dbe_table, __stop___dbe_table); } |
