On 2025/5/22 16:47, Bo Liu wrote:
...
diff --git a/Documentation/ABI/testing/sysfs-fs-erofs
b/Documentation/ABI/testing/sysfs-fs-erofs
index b134146d735b..4d024f043ea1 100644
--- a/Documentation/ABI/testing/sysfs-fs-erofs
+++ b/Documentation/ABI/testing/sysfs-fs-erofs
@@ -27,3 +27,12 @@ Description: Writing to this will drop compression-related
caches,
- 1 : invalidate cached compressed folios
- 2 : drop in-memory pclusters
- 3 : drop in-memory pclusters and cached compressed folios
+
+What: /sys/fs/erofs/accel
+Date: May 2025
+Contact: "Bo Liu" <liub...@inspur.com>
+Description: Used to set or show hardware accelerators in effect
+ and multiple accelerators are separated by '\n'.
+ Supported accelerator(s): qat_deflate.
+ Disable all accelerators with an empty string (echo > accel).
+
redundent new line.
...
diff --git a/fs/erofs/decompressor_crypto.c b/fs/erofs/decompressor_crypto.c
new file mode 100644
index 000000000000..f4891d335792
--- /dev/null
+++ b/fs/erofs/decompressor_crypto.c
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include <linux/scatterlist.h>
+#include <crypto/acompress.h>
+
+#include "compress.h"
+
+static int __z_erofs_crypto_decompress(struct z_erofs_decompress_req *rq,
+ struct crypto_acomp *tfm)
Please check your tab setting (should be 8 spaces) and
rework it on my v4.
+{
...
+
+int z_erofs_crypto_show_engines(char *buf, int size, char sep)
+{
+ struct z_erofs_crypto_engine *e;
+ int alg, len = 0;
+
+ for (alg = 0; alg < Z_EROFS_COMPRESSION_MAX; ++alg) {
+ for (e = z_erofs_crypto[alg]; e->crypto_name; ++e) {
+ if (!e->tfm)
+ continue;
+ len += scnprintf(buf + len, size - len, "%s%c",
+ e->crypto_name, sep);
+ }
+ }
+ return len;
+}
+
redundent new line.
Thanks,
Gao Xiang
diff --git a/fs/erofs/decompressor_deflate.c b/fs/erofs/decompressor_deflate.c
index c6908a487054..e4c9df9d7978 100644
--- a/fs/erofs/decompressor_deflate.c
+++ b/fs/erofs/decompressor_deflate.c
