From c4bbbed3718330acfe50a599b4851cbec62b7b66 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Pali=20Roh=C3=A1r?= Date: Thu, 7 Apr 2022 14:51:03 +0200 Subject: [PATCH] btrfs: Fix compilation on big endian systems MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Fix following two compile errors on big endian systems: CC fs/btrfs/btrfs.o In file included from include/linux/byteorder/big_endian.h:107, from ./arch/powerpc/include/asm/byteorder.h:82, from ./arch/powerpc/include/asm/bitops.h:8, from include/linux/bitops.h:152, from include/uuid.h:9, from fs/btrfs/btrfs.c:10: fs/btrfs/conv-funcs.h: In function ‘btrfs_key_to_disk’: include/linux/byteorder/generic.h:90:21: error: ‘__cpu_to_le16’ undeclared (first use in this function); did you mean ‘__cpu_to_le16p’? #define cpu_to_le16 __cpu_to_le16 ^~~~~~~~~~~~~ fs/btrfs/conv-funcs.h:79:10: note: in expansion of macro ‘cpu_to_le16’ __u16: cpu_to_le16, \ ^~~~~~~~~~~ CC fs/btrfs/compression.o In file included from ./arch/powerpc/include/asm/unaligned.h:9, from fs/btrfs/compression.c:16: include/linux/unaligned/access_ok.h:6:19: error: redefinition of ‘get_unaligned_le16’ static inline u16 get_unaligned_le16(const void *p) ^~~~~~~~~~~~~~~~~~ In file included from fs/btrfs/ctree.h:16, from fs/btrfs/btrfs.h:12, from fs/btrfs/compression.c:8: include/linux/unaligned/le_byteshift.h:40:19: note: previous definition of ‘get_unaligned_le16’ was here static inline u16 get_unaligned_le16(const void *p) ^~~~~~~~~~~~~~~~~~ Include file asm/unaligned.h contains arch specific macros and functions for unaligned access as opposite to linux/unaligned le_byteshift.h which contains macros and functions specific to little endian systems only. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún Reviewed-by: Qu Wenruo --- fs/btrfs/btrfs.h | 2 +- fs/btrfs/ctree.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/btrfs.h b/fs/btrfs/btrfs.h index 7d8b395..a52587e 100644 --- a/fs/btrfs/btrfs.h +++ b/fs/btrfs/btrfs.h @@ -9,7 +9,7 @@ #define __BTRFS_BTRFS_H__ #include -#include "conv-funcs.h" +#include "ctree.h" extern struct btrfs_info btrfs_info; extern struct btrfs_fs_info *current_fs_info; diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 219c410..5511231 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include "kernel-shared/btrfs_tree.h" #include "crypto/hash.h" -- 2.7.4