[PATCH 1/4] perf: zstd: zstd_decompress_stream -> zstd_decompress_buffer
From: Ivan Shapovalov
Date: Wed Oct 14 2026 - 13:41:53 EST
Existing zstd_decompress_stream() function is a misnomer. Rename that
to zstd_decompress_buffer() to free the name for a future _actual_
streaming decompression function.
Signed-off-by: Ivan Shapovalov <intelfx@xxxxxxxxxxxx>
---
tools/perf/util/compress.h | 4 ++--
tools/perf/util/tool.c | 2 +-
tools/perf/util/zstd.c | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/tools/perf/util/compress.h b/tools/perf/util/compress.h
index ec6c38129e248..e7aa89d31fc6f 100644
--- a/tools/perf/util/compress.h
+++ b/tools/perf/util/compress.h
@@ -57,7 +57,7 @@ ssize_t zstd_compress_stream_to_records(struct zstd_data *data, void *dst, size_
ssize_t process_header(void *record, size_t dst_size,
size_t data_size));
-size_t zstd_decompress_stream(struct zstd_data *data, void *src, size_t src_size,
+size_t zstd_decompress_buffer(struct zstd_data *data, void *src, size_t src_size,
void *dst, size_t dst_size);
#else /* !HAVE_ZSTD_SUPPORT */
@@ -82,7 +82,7 @@ ssize_t zstd_compress_stream_to_records(struct zstd_data *data __maybe_unused,
return 0;
}
-static inline size_t zstd_decompress_stream(struct zstd_data *data __maybe_unused, void *src __maybe_unused,
+static inline size_t zstd_decompress_buffer(struct zstd_data *data __maybe_unused, void *src __maybe_unused,
size_t src_size __maybe_unused, void *dst __maybe_unused,
size_t dst_size __maybe_unused)
{
diff --git a/tools/perf/util/tool.c b/tools/perf/util/tool.c
index 25c9b378aa163..d7956cd75c26d 100644
--- a/tools/perf/util/tool.c
+++ b/tools/perf/util/tool.c
@@ -101,7 +101,7 @@ static int perf_session__process_compressed_event(const struct perf_tool *tool _
goto err_decomp;
}
- decomp_size = zstd_decompress_stream(session->active_decomp->zstd_decomp, src, src_size,
+ decomp_size = zstd_decompress_buffer(session->active_decomp->zstd_decomp, src, src_size,
&(decomp->data[decomp_last_rem]), decomp_len - decomp_last_rem);
if (!decomp_size) {
munmap(decomp, mmap_len);
diff --git a/tools/perf/util/zstd.c b/tools/perf/util/zstd.c
index d98014902f012..af113660d1ce0 100644
--- a/tools/perf/util/zstd.c
+++ b/tools/perf/util/zstd.c
@@ -104,7 +104,7 @@ ssize_t zstd_compress_stream_to_records(struct zstd_data *data, void *dst, size_
return -1;
}
-size_t zstd_decompress_stream(struct zstd_data *data, void *src, size_t src_size,
+size_t zstd_decompress_buffer(struct zstd_data *data, void *src, size_t src_size,
void *dst, size_t dst_size)
{
size_t ret;
--
2.55.0.8.g37e2a0019f