@@ -16,6 +16,7 @@
#include <xen/spinlock.h>
#include <xen/string.h>
#include <xen/symbols.h>
+#include <xen/version.h>
#include <xen/virtual_region.h>
#include <xen/vmap.h>
#include <xen/wait.h>
@@ -1385,8 +1386,13 @@ static const char *state2str(uint32_t state)
static void xsplice_printall(unsigned char key)
{
struct payload *data;
+ const void *binary_id = NULL;
+ unsigned int len = 0;
unsigned int i;
+ if ( !xen_build_id(&binary_id, &len) )
+ printk("build-id: %*phN\n", len, binary_id);
+
if ( !spin_trylock_recursive(&payload_lock) )
{
printk("Lock held. Try again.\n");
@@ -1414,10 +1420,16 @@ static void xsplice_printall(unsigned char key)
static int __init xsplice_init(void)
{
+ const void *binary_id = NULL;
+ unsigned int len = 0;
+
BUILD_BUG_ON( sizeof(struct xsplice_patch_func) != 64 );
BUILD_BUG_ON( offsetof(struct xsplice_patch_func, new_addr) != 8 );
BUILD_BUG_ON( offsetof(struct xsplice_patch_func, new_size) != 24 );
+ if ( !xen_build_id(&binary_id, &len) )
+ printk(XENLOG_INFO "%s: build-id: %*phN\n", XSPLICE, len, binary_id);
+
register_keyhandler('x', xsplice_printall, "print xsplicing info", 1);
arch_xsplice_register_find_space(&find_hole);
As it should be an useful debug mechanism. Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> -- Cc: Ian Jackson <ian.jackson@eu.citrix.com> Cc: Jan Beulich <jbeulich@suse.com> Cc: Keir Fraser <keir@xen.org> Cc: Tim Deegan <tim@xen.org> v2: s/char */const void * v5: s/ssize_t/unsigned int/ --- xen/common/xsplice.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)