From 88e9b3b3a6060ab1035e0576519e18bb64edda09 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Wed, 13 Dec 2023 14:25:19 -0500
Subject: kernel: vm: Add support for dynalloc pool resize
This commit creates a wrapper that allows resizing of a memory pool
created by dynalloc()
Signed-off-by: Ian Moffett <ian@osmora.org>
---
sys/vm/vm_dynalloc.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
(limited to 'sys/vm')
diff --git a/sys/vm/vm_dynalloc.c b/sys/vm/vm_dynalloc.c
index 8f766a8..d43372b 100644
--- a/sys/vm/vm_dynalloc.c
+++ b/sys/vm/vm_dynalloc.c
@@ -44,6 +44,21 @@ dynalloc(size_t sz)
return tlsf_malloc(vm_ctx.tlsf_ctx, sz);
}
+/*
+ * Reallocates memory pool created by `dynalloc()'
+ *
+ * @old_ptr: Pointer to old pool.
+ * @newsize: Size of new pool.
+ */
+void *
+dynrealloc(void *old_ptr, size_t newsize)
+{
+ /* TODO: Per CPU */
+ struct cpu_vm_ctx vm_ctx = vm_get_bsp_ctx();
+
+ return tlsf_realloc(vm_ctx.tlsf_ctx, old_ptr, newsize);
+}
+
/*
* Free dynamically allocated memory
*
--
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