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| author |   Ravi Bangoria <ravi.bangoria@linux.ibm.com> | 2020-07-23 14:38:11 +0530 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2020-07-26 23:34:19 +1000 |
| commit | 03f3e54abd95061ea11bdb4eedbe3cab6553704f (patch) | |
| tree | d02940a478fe85fb61c45ac97dfd6c7064919cfd /arch/powerpc/kernel/dawr.c | |
| parent | powerpc/watchpoint: Rename current H_SET_MODE DAWR macro (diff) | |
| download | linux-dev-03f3e54abd95061ea11bdb4eedbe3cab6553704f.tar.xz linux-dev-03f3e54abd95061ea11bdb4eedbe3cab6553704f.zip | |
powerpc/watchpoint: Guest support for 2nd DAWR hcall
2nd DAWR can be set/unset using H_SET_MODE hcall with resource value 5.
Enable powervm guest support with that. This has no effect on kvm guest
because kvm will return error if guest does hcall with resource value 5.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200723090813.303838-9-ravi.bangoria@linux.ibm.com
Diffstat (limited to 'arch/powerpc/kernel/dawr.c')
| -rw-r--r-- | arch/powerpc/kernel/dawr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/dawr.c b/arch/powerpc/kernel/dawr.c index 500f52fa4711..cdc2dccb987d 100644 --- a/arch/powerpc/kernel/dawr.c +++ b/arch/powerpc/kernel/dawr.c @@ -37,7 +37,7 @@ int set_dawr(int nr, struct arch_hw_breakpoint *brk) dawrx |= (mrd & 0x3f) << (63 - 53); if (ppc_md.set_dawr) - return ppc_md.set_dawr(dawr, dawrx); + return ppc_md.set_dawr(nr, dawr, dawrx); if (nr == 0) { mtspr(SPRN_DAWR0, dawr); |