diff options
| -rw-r--r-- | gdb/testsuite/gdb.arch/i386-pkru.exp | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/gdb/testsuite/gdb.arch/i386-pkru.exp b/gdb/testsuite/gdb.arch/i386-pkru.exp index f15e8ce..670ada3 100644 --- a/gdb/testsuite/gdb.arch/i386-pkru.exp +++ b/gdb/testsuite/gdb.arch/i386-pkru.exp @@ -20,6 +20,15 @@ if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } { return } +set default_pkru_re 0x0 +if { [istarget *-*-linux*] } { + # Starting with v4.9, the linux kernel contains commit acd547b29880 + # ("x86/pkeys: Default to a restrictive init PKRU"), which sets the + # pkru register to 0x55555554 by default. + set default_pkru_re (0x0|0x55555554) +} + + set comp_flags "-I${srcdir}/../nat/" if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \ @@ -50,9 +59,7 @@ if { !$supports_pkru } { } # Test pkru register at startup -# set test_string "0" - -gdb_test "print \$pkru" "= 0" "pkru register" +gdb_test "print /x \$pkru" "= $default_pkru_re" "pkru register" # Read values from pseudo registers. gdb_breakpoint [ gdb_get_line_number "break here 1" ] |