diff options
| author | Alexander Mikhalitsyn <alexander.mikhalitsyn@virtuozzo.com> | 2021-12-13 15:32:00 +0300 |
|---|---|---|
| committer | Andrei Vagin <avagin@gmail.com> | 2022-04-29 03:53:52 +0300 |
| commit | 1ba443982ab37b94c598f9df8cd23b15f5e10bd2 (patch) | |
| tree | 8f5dbf6f3c2cb7353abec59a3c90ad9722a82cc7 /compel | |
| parent | fc1eb01ff3eb5efbe93e3f1ae582520f1bdd32a2 (diff) | |
x86/compel/fault-inject: print the initial seed
Fixes: e2e8be37 ("x86/compel/fault-inject: Add a fault-injection for corrupting extended regset")
Signed-off-by: Alexander Mikhalitsyn <alexander.mikhalitsyn@virtuozzo.com>
Diffstat (limited to 'compel')
| -rw-r--r-- | compel/arch/x86/src/lib/infect.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/compel/arch/x86/src/lib/infect.c b/compel/arch/x86/src/lib/infect.c index 37b0ee327..de9013c27 100644 --- a/compel/arch/x86/src/lib/infect.c +++ b/compel/arch/x86/src/lib/infect.c @@ -283,10 +283,10 @@ static int corrupt_extregs(pid_t pid) bool use_xsave = compel_cpu_has_feature(X86_FEATURE_OSXSAVE); user_fpregs_struct_t ext_regs; int *rand_to = (int *)&ext_regs; - unsigned int seed; + unsigned int seed, init_seed; size_t i; - seed = time(NULL); + init_seed = seed = time(NULL); for (i = 0; i < sizeof(ext_regs) / sizeof(int); i++) *rand_to++ = rand_r(&seed); @@ -296,7 +296,7 @@ static int corrupt_extregs(pid_t pid) * - zdtm.py will grep it auto-magically from logs * (and the seed will be known from an automatical testing) */ - pr_err("Corrupting %s for %d, seed %u\n", use_xsave ? "xsave" : "fpuregs", pid, seed); + pr_err("Corrupting %s for %d, seed %u\n", use_xsave ? "xsave" : "fpuregs", pid, init_seed); if (!use_xsave) { if (ptrace(PTRACE_SETFPREGS, pid, NULL, &ext_regs)) { |