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Commit 42fe7ee3 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

MIPS: R2: Fix broken installation of cache error handler. 



Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 634286f1

arch/mips/kernel/traps.c

+6 −2
Original line number Diff line number Diff line
@@ -1582,7 +1582,11 @@ void __init set_handler(unsigned long offset, void *addr, unsigned long size) 
static char panic_null_cerr[] __cpuinitdata =

	"Trying to set NULL cache error exception handler";



/* Install uncached CPU exception handler */

/*

 * Install uncached CPU exception handler.

 * This is suitable only for the cache error exception which is the only

 * exception handler that is being run uncached.

 */

void __cpuinit set_uncached_handler(unsigned long offset, void *addr,

	unsigned long size)

{
@@ -1593,7 +1597,7 @@ void __cpuinit set_uncached_handler(unsigned long offset, void *addr, 
	unsigned long uncached_ebase = TO_UNCAC(ebase);

#endif

	if (cpu_has_mips_r2)

		ebase += (read_c0_ebase() & 0x3ffff000);

		uncached_ebase += (read_c0_ebase() & 0x3ffff000);



	if (!addr)

		panic(panic_null_cerr);