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/Linux-v4.19/tools/testing/selftests/x86/
Dsigreturn.c299 static volatile unsigned short sig_cs, sig_ss; variable
455 *ssptr(ctx) = sig_ss; in sigusr1()
486 if (asm_ss != sig_ss && sig == SIGTRAP) { in sigtrap()
583 sig_ss = force_ss; in test_valid_sigreturn()
591 sig_ss = data16_sel; in test_valid_sigreturn()
593 asm volatile ("mov %%ss,%0" : "=r" (sig_ss)); in test_valid_sigreturn()
600 cs_bits, sig_cs, use_16bit_ss ? 16 : 32, sig_ss, in test_valid_sigreturn()
601 (sig_ss & 4) ? "" : ", GDT"); in test_valid_sigreturn()
706 sig_ss = ss; in test_bad_iret()
709 cs_bits, sig_cs, sig_ss); in test_bad_iret()