From e39dbcfba714c4c2e924e96fc8fdde1080a5a737 Mon Sep 17 00:00:00 2001 From: Vishal Verma Date: Tue, 30 Apr 2024 11:44:25 -0600 Subject: dax/bus.c: don't use down_write_killable for non-user processes Change an instance of down_write_killable() to a simple down_write() where there is no user process that might want to interrupt the operation. Link: https://lkml.kernel.org/r/20240430-vv-dax_abi_fixes-v3-3-e3dcd755774c@intel.com Fixes: c05ae9d85b47 ("dax/bus.c: replace driver-core lock usage by a local rwsem") Signed-off-by: Vishal Verma Reported-by: Dan Williams Reviewed-by: Dan Williams Cc: Alison Schofield Cc: Dave Jiang Signed-off-by: Andrew Morton --- drivers/dax/bus.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c index e2c7354ce328..0011a6e6a8f2 100644 --- a/drivers/dax/bus.c +++ b/drivers/dax/bus.c @@ -1540,12 +1540,8 @@ err_id: struct dev_dax *devm_create_dev_dax(struct dev_dax_data *data) { struct dev_dax *dev_dax; - int rc; - - rc = down_write_killable(&dax_region_rwsem); - if (rc) - return ERR_PTR(rc); + down_write(&dax_region_rwsem); dev_dax = __devm_create_dev_dax(data); up_write(&dax_region_rwsem); -- cgit v1.2.3