Commit b22ff5ed6c for qemu.org

commit b22ff5ed6cb6a64d3f770db0ef5208e1f6a652da
Author: Hanna Czenczek <hreitz@redhat.com>
Date:   Mon Mar 9 16:08:43 2026 +0100

    fuse: fuse_{read,write}: Rename length to blk_len

    The term "length" is ambiguous, use "blk_len" instead to be clear.

    Signed-off-by: Hanna Czenczek <hreitz@redhat.com>
    Message-ID: <20260309150856.26800-13-hreitz@redhat.com>
    Reviewed-by: Kevin Wolf <kwolf@redhat.com>
    Signed-off-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/block/export/fuse.c b/block/export/fuse.c
index f6a5f4fa0a..d45c6b814f 100644
--- a/block/export/fuse.c
+++ b/block/export/fuse.c
@@ -637,7 +637,7 @@ static void fuse_read(fuse_req_t req, fuse_ino_t inode,
                       size_t size, off_t offset, struct fuse_file_info *fi)
 {
     FuseExport *exp = fuse_req_userdata(req);
-    int64_t length;
+    int64_t blk_len;
     void *buf;
     int ret;

@@ -651,14 +651,14 @@ static void fuse_read(fuse_req_t req, fuse_ino_t inode,
      * Clients will expect short reads at EOF, so we have to limit
      * offset+size to the image length.
      */
-    length = blk_getlength(exp->common.blk);
-    if (length < 0) {
-        fuse_reply_err(req, -length);
+    blk_len = blk_getlength(exp->common.blk);
+    if (blk_len < 0) {
+        fuse_reply_err(req, -blk_len);
         return;
     }

-    if (offset + size > length) {
-        size = length - offset;
+    if (offset + size > blk_len) {
+        size = blk_len - offset;
     }

     buf = qemu_try_blockalign(blk_bs(exp->common.blk), size);
@@ -685,7 +685,7 @@ static void fuse_write(fuse_req_t req, fuse_ino_t inode, const char *buf,
 {
     FuseExport *exp = fuse_req_userdata(req);
     QEMU_AUTO_VFREE void *copied = NULL;
-    int64_t length;
+    int64_t blk_len;
     int ret;

     /* Limited by max_write, should not happen */
@@ -711,13 +711,13 @@ static void fuse_write(fuse_req_t req, fuse_ino_t inode, const char *buf,
      * Clients will expect short writes at EOF, so we have to limit
      * offset+size to the image length.
      */
-    length = blk_getlength(exp->common.blk);
-    if (length < 0) {
-        fuse_reply_err(req, -length);
+    blk_len = blk_getlength(exp->common.blk);
+    if (blk_len < 0) {
+        fuse_reply_err(req, -blk_len);
         return;
     }

-    if (offset + size > length) {
+    if (offset + size > blk_len) {
         if (exp->growable) {
             ret = fuse_do_truncate(exp, offset + size, true, PREALLOC_MODE_OFF);
             if (ret < 0) {
@@ -725,7 +725,7 @@ static void fuse_write(fuse_req_t req, fuse_ino_t inode, const char *buf,
                 return;
             }
         } else {
-            size = length - offset;
+            size = blk_len - offset;
         }
     }