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| author | Ravi Bangoria <ravi.bangoria@linux.ibm.com> | 2020-05-14 16:47:40 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-05-19 00:14:45 +1000 |
| commit | 514db915e7b33e7eaf8e40192b93380f79b319b5 (patch) | |
| tree | 1610520c4f5fa51cf52d44e5973bebc9a8422614 /arch/powerpc/lib/code-patching.c | |
| parent | 29da4f91c0c1fbda12b8a31be0d564930208c92e (diff) | |
| download | linux-514db915e7b33e7eaf8e40192b93380f79b319b5.tar.gz linux-514db915e7b33e7eaf8e40192b93380f79b319b5.tar.bz2 linux-514db915e7b33e7eaf8e40192b93380f79b319b5.zip | |
powerpc/watchpoint/xmon: Don't allow breakpoint overwriting
Xmon allows overwriting breakpoints because it's supported by only
one DAWR. But with multiple DAWRs, overwriting becomes ambiguous
or unnecessary complicated. So let's not allow it.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Michael Neuling <mikey@neuling.org>
Link: https://lore.kernel.org/r/20200514111741.97993-16-ravi.bangoria@linux.ibm.com
Diffstat (limited to 'arch/powerpc/lib/code-patching.c')
0 files changed, 0 insertions, 0 deletions