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xtensa: clear all DBREAKC registers on start
authorMax Filippov <jcmvbkbc@gmail.com>
Thu, 3 Mar 2016 15:34:29 +0000 (18:34 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 12 Apr 2016 16:08:55 +0000 (09:08 -0700)
commit1f841628aca5d4133ad2aba0e2f279c8ab65b9d8
tree355788c489001a168a47aa2a47563da51f3e9558tree | snapshot
parentcd8af682db6a51a5130f48b07d211c808f321997commit | diff
xtensa: clear all DBREAKC registers on start

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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/xtensa/kernel/head.S diff | blob | history
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