getunwind(2) System Calls Manual getunwind(2) getunwind - C (libc, -lc) #include #include /* SYS_* */ #include [[deprecated]] long syscall(SYS_getunwind, void buf[.buf_size], size_t buf_size); Note: this system call is obsolete. getunwind() IA-64 , buf, ; (gate page, , ). buf buf_size. , buf_size buf NULL; , , , . . . : u64 start; (64- ) u64 end; (64- ) u64 info; ( BUF ) , start , . IA-64 Software Conventions and Runtime Architecture. getunwind() . -1, errno . getunwind() EFAULT, , buf. Linux on IA-64. Linux 2.4. . vdso(7). getauxval(3) () Azamat Hackimov , Dmitry Bolkhovskikh , Vladislav , Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () <>. Linux 6.9.1 2 2024 . getunwind(2)