From b7093c10967e732236bcc5b2e8ba5fc87b5a57a8 Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Wed, 5 Oct 2022 13:19:45 +0300 Subject: mmc: tifm_sd: Remove local_irq_{save,restore}() around tifm_sd_transfer_data() tifm_sd_transfer_data() calls functions that ultimate use kmap_atomic() to map pages. A long time ago the kmap_atomic API required a slot to be provided which risked the possibility that other code might use the same slot at the same time. Disabling interrupts prevented the possibility of an interrupt handler doing that. However, that went away with commit 3e4d3af501cc ("mm: stack based kmap_atomic()"). When the second argument to kmap_atomic was removed by commit 482fce997e14 ("mmc: remove the second argument of k[un]map_atomic()"), local_irq_{save,restore}() should have been removed also. Remove it now. Signed-off-by: Adrian Hunter Link: https://lore.kernel.org/r/20221005101951.3165-9-adrian.hunter@intel.com Signed-off-by: Ulf Hansson --- drivers/mmc/host/tifm_sd.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'drivers/mmc/host/tifm_sd.c') diff --git a/drivers/mmc/host/tifm_sd.c b/drivers/mmc/host/tifm_sd.c index 63917070b1a7..ed1685add446 100644 --- a/drivers/mmc/host/tifm_sd.c +++ b/drivers/mmc/host/tifm_sd.c @@ -506,7 +506,6 @@ static void tifm_sd_card_event(struct tifm_dev *sock) unsigned int host_status = 0; int cmd_error = 0; struct mmc_command *cmd = NULL; - unsigned long flags; spin_lock(&sock->lock); host = mmc_priv((struct mmc_host*)tifm_get_drvdata(sock)); @@ -570,9 +569,7 @@ static void tifm_sd_card_event(struct tifm_dev *sock) if (host_status & (TIFM_MMCSD_AE | TIFM_MMCSD_AF | TIFM_MMCSD_BRS)) { - local_irq_save(flags); tifm_sd_transfer_data(host); - local_irq_restore(flags); host_status &= ~TIFM_MMCSD_AE; } } -- cgit v1.2.3