[PATCH 3.16 090/217] xtensa: clear all DBREAKC registers on start

3.16.35-rc1 review patch. If anyone has any objections, please let me know. -- From: Max Filippov commit 7de7ac785ae18a2cdc78d7560f48e3213d9ea0ab upstream. There are XCHAL_NUM_DBREAK registers, clear them all. This also fixes cryptic assembler error

[PATCH 3.16 090/217] xtensa: clear all DBREAKC registers on start

3.16.35-rc1 review patch. If anyone has any objections, please let me know. -- From: Max Filippov commit 7de7ac785ae18a2cdc78d7560f48e3213d9ea0ab upstream. There are XCHAL_NUM_DBREAK registers, clear them all. This also fixes cryptic assembler error message with binutils 2.25