| From | Kamal Mostafa <> | Subject | [PATCH 4.2.y-ckt 104/218] xtensa: clear all DBREAKC registers on start | Date | Thu, 31 Mar 2016 13:15:17 -0700 |
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4.2.8-ckt7 -stable review patch. If anyone has any objections, please let me know.
---8<------------------------------------------------------------
From: Max Filippov <jcmvbkbc@gmail.com>
commit 7de7ac785ae18a2cdc78d7560f48e3213d9ea0ab upstream.
There are XCHAL_NUM_DBREAK registers, clear them all. This also fixes cryptic assembler error message with binutils 2.25 when XCHAL_NUM_DBREAK is 0:
as: out of memory allocating 18446744073709551575 bytes after a total of 495616 bytes
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- arch/xtensa/kernel/head.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S index 9ed5564..05e1df9 100644 --- a/arch/xtensa/kernel/head.S +++ b/arch/xtensa/kernel/head.S @@ -128,7 +128,7 @@ ENTRY(_startup) wsr a0, icountlevel .set _index, 0 - .rept XCHAL_NUM_DBREAK - 1 + .rept XCHAL_NUM_DBREAK wsr a0, SREG_DBREAKC + _index .set _index, _index + 1 .endr -- 2.7.4
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