[PATCH v2] erofs: fix build error with CONFIG_EROFS_FS_ZIP_ACCEL=y

Bo Liu liubo03 at inspur.com
Thu Jul 17 11:58:48 AEST 2025


fix build err:
 ld.lld: error: undefined symbol: crypto_req_done
   referenced by decompressor_crypto.c
       fs/erofs/decompressor_crypto.o:(z_erofs_crypto_decompress) in archive vmlinux.a
   referenced by decompressor_crypto.c
       fs/erofs/decompressor_crypto.o:(z_erofs_crypto_decompress) in archive vmlinux.a

 ld.lld: error: undefined symbol: crypto_acomp_decompress
   referenced by decompressor_crypto.c
       fs/erofs/decompressor_crypto.o:(z_erofs_crypto_decompress) in archive vmlinux.a

 ld.lld: error: undefined symbol: crypto_alloc_acomp
   referenced by decompressor_crypto.c
       fs/erofs/decompressor_crypto.o:(z_erofs_crypto_enable_engine) in archive vmlinux.a

Reported-by: kernel test robot <lkp at intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202507161032.QholMPtn-lkp@intel.com/
Fixes: b4a29efc5146 ("erofs: support DEFLATE decompression by using Intel QAT")
Signed-off-by: Bo Liu <liubo03 at inspur.com>

v1: https://lore.kernel.org/linux-erofs/7a1dbee70a604583bae5a29f690f4231@inspur.com/T/#t

change since v1:
- add Fixes commits
---
 fs/erofs/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/erofs/Kconfig b/fs/erofs/Kconfig
index 6beeb7063871..60510a041bf1 100644
--- a/fs/erofs/Kconfig
+++ b/fs/erofs/Kconfig
@@ -147,6 +147,7 @@ config EROFS_FS_ZIP_ZSTD
 config EROFS_FS_ZIP_ACCEL
 	bool "EROFS hardware decompression support"
 	depends on EROFS_FS_ZIP
+	select CRYPTO
 	help
 	  Saying Y here includes hardware accelerator support for reading
 	  EROFS file systems containing compressed data.  It gives better
-- 
2.31.1



More information about the Linux-erofs mailing list