CC the REST maintainers
On 08/06/2017 20:30, Sameer Goel wrote:
Introduce a memory realloc function.
Signed-off-by: Sameer Goel <sg...@codeaurora.org>
---
xen/common/xmalloc_tlsf.c | 13 +++++++++++++
xen/include/xen/xmalloc.h | 1 +
2 files changed, 14 insertions(+)
diff --git a/xen/common/xmalloc_tlsf.c b/xen/common/xmalloc_tlsf.c
index b256dc5..52385a8 100644
--- a/xen/common/xmalloc_tlsf.c
+++ b/xen/common/xmalloc_tlsf.c
@@ -612,6 +612,19 @@ void *_xzalloc(unsigned long size, unsigned long align)
return p ? memset(p, 0, size) : p;
}
+void *_xrealloc(void *p, unsigned long new_size, unsigned long align)
+{
+ void *new_p = _xmalloc(new_size, align);
+
+ if(new_p && p)
Coding style: if ( ... )
+ {
+ memcpy(new_p, p, new_size);
+ xfree(p);
+ }
+
+ return new_p;
+}
+
void xfree(void *p)
{
struct bhdr *b;
diff --git a/xen/include/xen/xmalloc.h b/xen/include/xen/xmalloc.h
index 24a99ac..41a9b2f 100644
--- a/xen/include/xen/xmalloc.h
+++ b/xen/include/xen/xmalloc.h
@@ -29,6 +29,7 @@ extern void xfree(void *);
/* Underlying functions */
extern void *_xmalloc(unsigned long size, unsigned long align);
extern void *_xzalloc(unsigned long size, unsigned long align);
+extern void *_xrealloc(void *p, unsigned long new_size, unsigned long align);
static inline void *_xmalloc_array(
unsigned long size, unsigned long align, unsigned long num)
--
Julien Grall
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
https://lists.xen.org/xen-devel