Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: sbi: pmu: Remove MIP clearing from pmu_sse_enable()

Browse Source 
Clearing MIP at that point means that we can probably lose a pending
interrupt. This should not happen, remove MIP clearing from there.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Reviewed-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20250519083950.739044-3-cleger@rivosinc.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Clément Léger
2025-05-19 10:39:49 +02:00
committed by Anup Patel
parent b31a0a2427
commit f30a54f3b3
1 changed files with 0 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
lib/sbi/sbi_pmu.c
View File

@@ -1104,7 +1104,6 @@ static void pmu_sse_enable(uint32_t event_id)
{ {
unsigned long irq_mask = sbi_pmu_irq_mask(); unsigned long irq_mask = sbi_pmu_irq_mask();
csr_clear(CSR_MIP, irq_mask);
csr_set(CSR_MIE, irq_mask); csr_set(CSR_MIE, irq_mask);
} }