diff options
| author | Dmitry Chagin <dchagin@FreeBSD.org> | 2022-05-15 17:58:47 +0000 |
|---|---|---|
| committer | Dmitry Chagin <dchagin@FreeBSD.org> | 2022-05-15 17:58:47 +0000 |
| commit | 0b5d5dc3767fcf2f0198f0f9549cb23983e0ee3e (patch) | |
| tree | 7d3a969b0c5be5259feb1f4503c15059fbcde9cf | |
| parent | 3bae1cd68a2ac3e2c37d54cf550e01257dfb1a04 (diff) | |
linux(4): Retire unneeded initialization
Both uc_flags and uc_link are zeroed above. On amd64 and i386 the
uc_link field is not used at all. The UC_FP_XSTATE bit should be set
in the uc_flags if OS xsave knob is turned on (and xsave is implemented).
MFC after: 2 weeks
| -rw-r--r-- | sys/amd64/linux32/linux32_sysvec.c | 3 | ||||
| -rw-r--r-- | sys/i386/linux/linux_sysvec.c | 3 |
2 files changed, 0 insertions, 6 deletions
diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c index b57d6f93d94b..ed430c8e579a 100644 --- a/sys/amd64/linux32/linux32_sysvec.c +++ b/sys/amd64/linux32/linux32_sysvec.c @@ -325,9 +325,6 @@ linux_rt_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) /* * Build the signal context to be used by sigreturn and libgcc unwind. */ - frame.sf_sc.uc_flags = 0; /* XXX ??? */ - frame.sf_sc.uc_link = 0; /* XXX ??? */ - frame.sf_sc.uc_stack.ss_sp = PTROUT(td->td_sigstk.ss_sp); frame.sf_sc.uc_stack.ss_size = td->td_sigstk.ss_size; frame.sf_sc.uc_stack.ss_flags = (td->td_pflags & TDP_ALTSTACK) diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c index 53e55557e6f7..9f0647f73c0c 100644 --- a/sys/i386/linux/linux_sysvec.c +++ b/sys/i386/linux/linux_sysvec.c @@ -431,9 +431,6 @@ linux_rt_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) siginfo_to_lsiginfo(&ksi->ksi_info, &frame.sf_si, sig); /* Build the signal context to be used by sigreturn. */ - frame.sf_sc.uc_flags = 0; /* XXX ??? */ - frame.sf_sc.uc_link = NULL; /* XXX ??? */ - frame.sf_sc.uc_stack.ss_sp = PTROUT(td->td_sigstk.ss_sp); frame.sf_sc.uc_stack.ss_size = td->td_sigstk.ss_size; frame.sf_sc.uc_stack.ss_flags = (td->td_pflags & TDP_ALTSTACK) |