Changeset 9246016 in mainline for kernel/generic/src/log/log.c

Timestamp:

2017-12-08T21:03:35Z (7 years ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6ad454f

Parents:

f43742e2

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2017-12-08 05:21:59)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2017-12-08 21:03:35)

Message:

In SYS_KLOG, pass number of bytes read separately from error code.

File:

• kernel/generic/src/log/log.c (modified) (2 diffs)

kernel/generic/src/log/log.c

@@ -294 +294 @@
  */
 sysarg_t sys_klog(sysarg_t operation, void *buf, size_t size,
-    sysarg_t level)
+    sysarg_t level, size_t *uspace_nread)
 {
         char *data;
@@ -376 +376 @@
                                 return (sysarg_t) rc;
                         
-                        return copied;
+                        return copy_to_uspace(uspace_nread, &copied, sizeof(copied));
+                        return EOK;
                 default:
                         return (sysarg_t) ENOTSUP;