Commit 0510617b authored by Thomas Bogendoerfer's avatar Thomas Bogendoerfer Committed by Ralf Baechle

[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: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent b380b0d4
...@@ -373,8 +373,8 @@ void __noreturn die(const char * str, const struct pt_regs * regs) ...@@ -373,8 +373,8 @@ void __noreturn die(const char * str, const struct pt_regs * regs)
do_exit(SIGSEGV); do_exit(SIGSEGV);
} }
extern const struct exception_table_entry __start___dbe_table[]; extern struct exception_table_entry __start___dbe_table[];
extern const struct exception_table_entry __stop___dbe_table[]; extern struct exception_table_entry __stop___dbe_table[];
__asm__( __asm__(
" .section __dbe_table, \"a\"\n" " .section __dbe_table, \"a\"\n"
...@@ -1682,4 +1682,6 @@ void __init trap_init(void) ...@@ -1682,4 +1682,6 @@ void __init trap_init(void)
flush_icache_range(ebase, ebase + 0x400); flush_icache_range(ebase, ebase + 0x400);
flush_tlb_handlers(); flush_tlb_handlers();
sort_extable(__start___dbe_table, __stop___dbe_table);
} }
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