forked from luck/tmp_suning_uos_patched
b390d85060
Where such macro is not present, so just copy its definition from glibc's endian.h and define it if not already. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/n/tip-4j90i2na07ppidt0z6cbuxr7@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
43 lines
957 B
C
43 lines
957 B
C
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <inttypes.h>
|
|
#include <endian.h>
|
|
#include "event-parse.h"
|
|
|
|
/*
|
|
* From glibc endian.h, for older systems where it is not present, e.g.: RHEL5,
|
|
* Fedora6.
|
|
*/
|
|
#ifndef le16toh
|
|
# if __BYTE_ORDER == __LITTLE_ENDIAN
|
|
# define le16toh(x) (x)
|
|
# else
|
|
# define le16toh(x) __bswap_16 (x)
|
|
# endif
|
|
#endif
|
|
|
|
|
|
static unsigned long long
|
|
process___le16_to_cpup(struct trace_seq *s, unsigned long long *args)
|
|
{
|
|
uint16_t *val = (uint16_t *) (unsigned long) args[0];
|
|
return val ? (long long) le16toh(*val) : 0;
|
|
}
|
|
|
|
int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
|
|
{
|
|
pevent_register_print_function(pevent,
|
|
process___le16_to_cpup,
|
|
PEVENT_FUNC_ARG_INT,
|
|
"__le16_to_cpup",
|
|
PEVENT_FUNC_ARG_PTR,
|
|
PEVENT_FUNC_ARG_VOID);
|
|
return 0;
|
|
}
|
|
|
|
void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
|
|
{
|
|
pevent_unregister_print_function(pevent, process___le16_to_cpup,
|
|
"__le16_to_cpup");
|
|
}
|