From: Nikolay Borisov Date: Fri, 22 Jan 2021 09:58:05 +0000 (+0200) Subject: btrfs: enable W=1 checks for btrfs X-Git-Tag: v5.15.73~12227^2~143 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e9aa7c285d20a69ce1fb940ec846686780af9e56;p=platform%2Fkernel%2Flinux-rpi.git btrfs: enable W=1 checks for btrfs Now that the btrfs' codebase is clean of almost all W=1 warnings let's enable those checks unconditionally for the entire fs/btrfs/ and its subdirectories to catch potential errors during development. Signed-off-by: Nikolay Borisov Reviewed-by: David Sterba [ add some comments ] Signed-off-by: David Sterba --- diff --git a/fs/btrfs/Makefile b/fs/btrfs/Makefile index 9f1b1a88e317..e45957319424 100644 --- a/fs/btrfs/Makefile +++ b/fs/btrfs/Makefile @@ -1,5 +1,21 @@ # SPDX-License-Identifier: GPL-2.0 +# Subset of W=1 warnings +subdir-ccflags-y += -Wextra -Wunused -Wno-unused-parameter +subdir-ccflags-y += -Wmissing-declarations +subdir-ccflags-y += -Wmissing-format-attribute +subdir-ccflags-y += -Wmissing-prototypes +subdir-ccflags-y += -Wold-style-definition +subdir-ccflags-y += -Wmissing-include-dirs +subdir-ccflags-y += $(call cc-option, -Wunused-but-set-variable) +subdir-ccflags-y += $(call cc-option, -Wunused-const-variable) +subdir-ccflags-y += $(call cc-option, -Wpacked-not-aligned) +subdir-ccflags-y += $(call cc-option, -Wstringop-truncation) +# The following turn off the warnings enabled by -Wextra +subdir-ccflags-y += -Wno-missing-field-initializers +subdir-ccflags-y += -Wno-sign-compare +subdir-ccflags-y += -Wno-type-limits + obj-$(CONFIG_BTRFS_FS) := btrfs.o btrfs-y += super.o ctree.o extent-tree.o print-tree.o root-tree.o dir-item.o \