From f9261eb7d38dc0e69c623e58d4cc2c486f5f27dc Mon Sep 17 00:00:00 2001 From: Xiaofei Tan Date: Thu, 4 Feb 2021 15:07:18 +0800 Subject: mmc: cavium: Replace spin_lock_irqsave with spin_lock in hard IRQ It is redundant to do irqsave and irqrestore in hardIRQ context, where it has been in a irq-disabled context. Signed-off-by: Xiaofei Tan Link: https://lore.kernel.org/r/1612422438-32525-1-git-send-email-tanxiaofei@huawei.com Signed-off-by: Ulf Hansson --- drivers/mmc/host/cavium.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/cavium.c b/drivers/mmc/host/cavium.c index c5da3aaee334..4bb8f2800a2b 100644 --- a/drivers/mmc/host/cavium.c +++ b/drivers/mmc/host/cavium.c @@ -436,12 +436,11 @@ irqreturn_t cvm_mmc_interrupt(int irq, void *dev_id) { struct cvm_mmc_host *host = dev_id; struct mmc_request *req; - unsigned long flags = 0; u64 emm_int, rsp_sts; bool host_done; if (host->need_irq_handler_lock) - spin_lock_irqsave(&host->irq_handler_lock, flags); + spin_lock(&host->irq_handler_lock); else __acquire(&host->irq_handler_lock); @@ -504,7 +503,7 @@ no_req_done: host->release_bus(host); out: if (host->need_irq_handler_lock) - spin_unlock_irqrestore(&host->irq_handler_lock, flags); + spin_unlock(&host->irq_handler_lock); else __release(&host->irq_handler_lock); return IRQ_RETVAL(emm_int != 0); -- cgit v1.2.3