diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux')
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Versions | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/aarch64/cpu-features.c | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/close_nocancel_nostatus.c | 28 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/not-cancel.h | 12 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/riscv/sysdep.h | 3 |
6 files changed, 37 insertions, 9 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index c6b2db8..c47cbdf 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -612,6 +612,7 @@ endif ifeq ($(subdir),io) sysdep_routines += \ close_nocancel \ + close_nocancel_nostatus \ fallocate \ fallocate64 \ fcntl_nocancel \ diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions index b721331..585dec7 100644 --- a/sysdeps/unix/sysv/linux/Versions +++ b/sysdeps/unix/sysv/linux/Versions @@ -346,6 +346,7 @@ libc { __read_nocancel; __pread64_nocancel; __close_nocancel; + __close_nocancel_nostatus; __sigtimedwait; # functions used by nscd __netlink_assert_response; diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c index 6d63c8a..1acc82d 100644 --- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.c +++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.c @@ -23,6 +23,7 @@ #include <sys/prctl.h> #include <sys/utsname.h> #include <dl-tunables-parse.h> +#include <dl-symbol-redir-ifunc.h> #define DCZID_DZP_MASK (1 << 4) #define DCZID_BS_MASK (0xf) diff --git a/sysdeps/unix/sysv/linux/close_nocancel_nostatus.c b/sysdeps/unix/sysv/linux/close_nocancel_nostatus.c new file mode 100644 index 0000000..b1df5ed --- /dev/null +++ b/sysdeps/unix/sysv/linux/close_nocancel_nostatus.c @@ -0,0 +1,28 @@ +/* Linux close syscall implementation -- non-cancellable, no errno update. + Copyright (C) 2025 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <unistd.h> +#include <sysdep-cancel.h> +#include <not-cancel.h> + +void +__close_nocancel_nostatus (int fd) +{ + INTERNAL_SYSCALL_CALL (close, fd); +} +libc_hidden_def (__close_nocancel_nostatus) diff --git a/sysdeps/unix/sysv/linux/not-cancel.h b/sysdeps/unix/sysv/linux/not-cancel.h index ece3297..5ac6dd4 100644 --- a/sysdeps/unix/sysv/linux/not-cancel.h +++ b/sysdeps/unix/sysv/linux/not-cancel.h @@ -53,6 +53,9 @@ __typeof (__write) __write_nocancel; /* Uncancelable close. */ __typeof (__close) __close_nocancel; +/* Uncancellable close that does not also set errno in case of failure. */ +void __close_nocancel_nostatus (int); + /* Uncancelable fcntl. */ int __fcntl64_nocancel (int, int, ...); @@ -65,17 +68,10 @@ hidden_proto (__read_nocancel) hidden_proto (__pread64_nocancel) hidden_proto (__write_nocancel) hidden_proto (__close_nocancel) +hidden_proto (__close_nocancel_nostatus) hidden_proto (__fcntl64_nocancel) #endif -/* Non cancellable close syscall that does not also set errno in case of - failure. */ -static inline void -__close_nocancel_nostatus (int fd) -{ - __close_nocancel (fd); -} - /* Non cancellable writev syscall that does not also set errno in case of failure. */ static inline void diff --git a/sysdeps/unix/sysv/linux/riscv/sysdep.h b/sysdeps/unix/sysv/linux/riscv/sysdep.h index ee015df..05e0e05 100644 --- a/sysdeps/unix/sysv/linux/riscv/sysdep.h +++ b/sysdeps/unix/sysv/linux/riscv/sysdep.h @@ -145,11 +145,12 @@ # define HAVE_CLOCK_GETRES64_VSYSCALL "__vdso_clock_getres" # define HAVE_CLOCK_GETTIME64_VSYSCALL "__vdso_clock_gettime" # define HAVE_GETTIMEOFDAY_VSYSCALL "__vdso_gettimeofday" +# define HAVE_GETRANDOM_VSYSCALL "__vdso_getrandom" # else # define VDSO_NAME "LINUX_5.4" # define VDSO_HASH 61765876 -/* RV32 does not support the gettime VDSO syscalls. */ +/* RV32 does not support the gettime and getrandom VDSO syscalls. */ # endif # define HAVE_CLONE3_WRAPPER 1 |