+2014-02-05 Carlos O'Donell <carlos@rehdat.com>
+
+ * sysdeps/unix/sysv/linux/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621]
+ (__ASSUME_PROC_PID_TASK_COMM): Define.
+
2014-02-05 Siddhesh Poyarekar <siddhesh@redhat.com>
* manual/contrib.texi: Update entry for Ondrej Bilka, Will
+2014-02-05 Carlos O'Donell <carlos@redhat.com>
+
+ * sysdeps/unix/sysv/linux/tst-setgetname.c (do_test): Skip the
+ test if !__ASSUME_PROC_PID_TASK_COMM and get_self_comm returns
+ ENOENT.
+
2014-01-23 Stefan Liebler <stli@linux.vnet.ibm.com>
* tst-tls7.c: Adjust testcase timeout
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
+#include <kernel-features.h>
/* New name of process. */
#define NEW_NAME "setname"
if (res == 0)
{
res = get_self_comm (gettid (), name_check, TASK_COMM_LEN);
+
+#if !__ASSUME_PROC_PID_TASK_COMM
+ /* On this first test we look for ENOENT to be returned from
+ get_self_comm to indicate that the kernel is older than
+ 2.6.33 and doesn't contain comm within the proc structure.
+ In that case we skip the entire test. */
+ if (res == ENOENT)
+ {
+ printf ("SKIP: The kernel does not have /proc/self/task/%%lu/comm.\n");
+ return 0;
+ }
+#endif
+
if (res == 0)
{
if (strncmp (name, name_check, strlen (BIG_NAME)) == 0)
# define __ASSUME_RECVMMSG 1
#endif
+/* Support for /proc/self/task/$tid/comm and /proc/$pid/task/$tid/comm were
+ added in 2.6.33. */
+#if __LINUX_KERNEL_VERSION >= 0x020621
+# define __ASSUME_PROC_PID_TASK_COMM 1
+#endif
+
/* statfs fills in f_flags since 2.6.36. */
#if __LINUX_KERNEL_VERSION >= 0x020624
# define __ASSUME_STATFS_F_FLAGS 1