Re: [Qemu-devel] [PATCH v2 40/45] osdep: introduce qemu_mprotect_rwx/none

[Richard Henderson]

On 07/16/2017 10:04 AM, Emilio G. Cota wrote:
+static int qemu_mprotect__osdep(void *addr, size_t size, int prot)
+{
+    void *start = QEMU_ALIGN_PTR_DOWN(addr, qemu_real_host_page_size);
+    void *end = QEMU_ALIGN_PTR_UP(addr + size, qemu_real_host_page_size);

I'm not keen on this.  Any good reason for it as opposed to asserting that the 
inputs are already page aligned?


r~