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Diffstat (limited to 'arch/loongarch/kernel/hw_breakpoint.c')
-rw-r--r--arch/loongarch/kernel/hw_breakpoint.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/loongarch/kernel/hw_breakpoint.c b/arch/loongarch/kernel/hw_breakpoint.c
index 621ad7634df7..c35f9bf38033 100644
--- a/arch/loongarch/kernel/hw_breakpoint.c
+++ b/arch/loongarch/kernel/hw_breakpoint.c
@@ -51,7 +51,13 @@ int hw_breakpoint_slots(int type)
READ_WB_REG_CASE(OFF, 4, REG, T, VAL); \
READ_WB_REG_CASE(OFF, 5, REG, T, VAL); \
READ_WB_REG_CASE(OFF, 6, REG, T, VAL); \
- READ_WB_REG_CASE(OFF, 7, REG, T, VAL);
+ READ_WB_REG_CASE(OFF, 7, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 8, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 9, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 10, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 11, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 12, REG, T, VAL); \
+ READ_WB_REG_CASE(OFF, 13, REG, T, VAL);
#define GEN_WRITE_WB_REG_CASES(OFF, REG, T, VAL) \
WRITE_WB_REG_CASE(OFF, 0, REG, T, VAL); \
@@ -61,7 +67,13 @@ int hw_breakpoint_slots(int type)
WRITE_WB_REG_CASE(OFF, 4, REG, T, VAL); \
WRITE_WB_REG_CASE(OFF, 5, REG, T, VAL); \
WRITE_WB_REG_CASE(OFF, 6, REG, T, VAL); \
- WRITE_WB_REG_CASE(OFF, 7, REG, T, VAL);
+ WRITE_WB_REG_CASE(OFF, 7, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 8, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 9, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 10, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 11, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 12, REG, T, VAL); \
+ WRITE_WB_REG_CASE(OFF, 13, REG, T, VAL);
static u64 read_wb_reg(int reg, int n, int t)
{
@@ -221,7 +233,7 @@ static int hw_breakpoint_control(struct perf_event *bp,
}
enable = csr_read64(LOONGARCH_CSR_CRMD);
csr_write64(CSR_CRMD_WE | enable, LOONGARCH_CSR_CRMD);
- if (bp->hw.target)
+ if (bp->hw.target && test_tsk_thread_flag(bp->hw.target, TIF_LOAD_WATCH))
regs->csr_prmd |= CSR_PRMD_PWE;
break;
case HW_BREAKPOINT_UNINSTALL: