On ARM systems gd is stored in register r9 or x18. When compiling with clang gd is defined as a macro calling function gd_ptr(). So we can not make assignments to gd.
Use function set_gd() for setting the register on ARM.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/trace.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/lib/trace.c b/lib/trace.c index ea8c8e0d40..831283c283 100644 --- a/lib/trace.c +++ b/lib/trace.c @@ -57,12 +57,12 @@ static inline uintptr_t __attribute__((no_instrument_function)) return offset / FUNC_SITE_SIZE; }
-#ifdef CONFIG_EFI_LOADER +#if defined(CONFIG_EFI_LOADER) && defined(CONFIG_ARM)
/** * trace_gd - the value of the gd register */ -static volatile void *trace_gd; +static volatile gd_t *trace_gd;
/** * trace_save_gd() - save the value of the gd register @@ -82,10 +82,10 @@ static void __attribute__((no_instrument_function)) trace_save_gd(void) */ static void __attribute__((no_instrument_function)) trace_swap_gd(void) { - volatile void *temp_gd = trace_gd; + volatile gd_t *temp_gd = trace_gd;
trace_gd = gd; - gd = temp_gd; + set_gd(temp_gd); }
#else -- 2.26.2