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linux: Add fsopen

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It was added on Linux 5.2 (24dcb3d90a1f67fe08c68a004af37df059d74005)
to start the process of preparing to create a superblock that will
then be mountable, using an fd as a context handle.

Tested-by: Carlos O'Donell <carlos@redhat.com>
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Adhemerval Zanella 2022-01-31 09:45:12 -03:00
parent 77536da3de
commit 6c0eedd97e
39 changed files with 112 additions and 0 deletions
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5
NEWS
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@ -41,6 +41,11 @@ Major new features:
have adverse impact. It is incompatible with EDNS0 usage and DNSSEC have adverse impact. It is incompatible with EDNS0 usage and DNSSEC
validation by applications. validation by applications.
* On Linux, the fsopen function has been added. It is part of the new Linux
kernel mount APIs that allow applications to more flexibly configure and
operate on filesystem mounts. The new mount APIs are specifically designed
to work with namespaces.
Deprecated and removed features, and other changes affecting compatibility: Deprecated and removed features, and other changes affecting compatibility:
* Support for prelink will be removed in the next release; this includes * Support for prelink will be removed in the next release; this includes

8
sysdeps/unix/sysv/linux/Makefile
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@ -256,6 +256,14 @@ $(objpfx)tst-pidfd-consts.out: ../sysdeps/unix/sysv/linux/tst-pidfd-consts.py
< /dev/null > $@ 2>&1; $(evaluate-test) < /dev/null > $@ 2>&1; $(evaluate-test)
$(objpfx)tst-pidfd-consts.out: $(sysdeps-linux-python-deps) $(objpfx)tst-pidfd-consts.out: $(sysdeps-linux-python-deps)
tests-special += $(objpfx)tst-mount-consts.out
$(objpfx)tst-mount-consts.out: ../sysdeps/unix/sysv/linux/tst-mount-consts.py
$(sysdeps-linux-python) \
../sysdeps/unix/sysv/linux/tst-mount-consts.py \
$(sysdeps-linux-python-cc) \
< /dev/null > $@ 2>&1; $(evaluate-test)
$(objpfx)tst-mount-consts.out: $(sysdeps-linux-python-deps)
tst-rseq-disable-ENV = GLIBC_TUNABLES=glibc.pthread.rseq=0 tst-rseq-disable-ENV = GLIBC_TUNABLES=glibc.pthread.rseq=0
endif # $(subdir) == misc endif # $(subdir) == misc

1
sysdeps/unix/sysv/linux/Versions
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@ -300,6 +300,7 @@ libc {
epoll_pwait2; epoll_pwait2;
} }
GLIBC_2.36 { GLIBC_2.36 {
fsopen;
pidfd_open; pidfd_open;
pidfd_getfd; pidfd_getfd;
pidfd_send_signal; pidfd_send_signal;

1
sysdeps/unix/sysv/linux/aarch64/libc.abilist
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@ -2616,6 +2616,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/alpha/libc.abilist
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@ -2713,6 +2713,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/arc/libc.abilist
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@ -2377,6 +2377,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/arm/be/libc.abilist
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@ -496,6 +496,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/arm/le/libc.abilist
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@ -493,6 +493,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/csky/libc.abilist
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@ -2652,6 +2652,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/hppa/libc.abilist
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@ -2601,6 +2601,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/i386/libc.abilist
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@ -2785,6 +2785,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/ia64/libc.abilist
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@ -2551,6 +2551,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
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@ -497,6 +497,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
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@ -2728,6 +2728,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
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@ -2701,6 +2701,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
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@ -2698,6 +2698,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
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@ -2693,6 +2693,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
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@ -2691,6 +2691,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
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@ -2699,6 +2699,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist
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@ -2602,6 +2602,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/nios2/libc.abilist
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@ -2740,6 +2740,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/or1k/libc.abilist
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@ -2123,6 +2123,7 @@ GLIBC_2.35 wprintf F
GLIBC_2.35 write F GLIBC_2.35 write F
GLIBC_2.35 writev F GLIBC_2.35 writev F
GLIBC_2.35 wscanf F GLIBC_2.35 wscanf F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
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@ -2755,6 +2755,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
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@ -2788,6 +2788,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist
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@ -2510,6 +2510,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist
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@ -2812,6 +2812,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
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@ -2379,6 +2379,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist
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@ -2579,6 +2579,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
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@ -2753,6 +2753,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist
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@ -2547,6 +2547,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/sh/be/libc.abilist
View File

@ -2608,6 +2608,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/sh/le/libc.abilist
View File

@ -2605,6 +2605,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
View File

@ -2748,6 +2748,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist
View File

@ -2574,6 +2574,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

8
sysdeps/unix/sysv/linux/sys/mount.h
View File

@ -134,6 +134,10 @@ enum
}; };
/* fsopen flags. */
#define FSOPEN_CLOEXEC 0x00000001
__BEGIN_DECLS __BEGIN_DECLS
/* Mount a filesystem. */ /* Mount a filesystem. */
@ -147,6 +151,10 @@ extern int umount (const char *__special_file) __THROW;
/* Unmount a filesystem. Force unmounting if FLAGS is set to MNT_FORCE. */ /* Unmount a filesystem. Force unmounting if FLAGS is set to MNT_FORCE. */
extern int umount2 (const char *__special_file, int __flags) __THROW; extern int umount2 (const char *__special_file, int __flags) __THROW;
/* Open the filesystem referenced by FS_NAME so it can be configured for
mouting. */
extern int fsopen (const char *__fs_name, unsigned int __flags) __THROW;
__END_DECLS __END_DECLS
#endif /* _SYS_MOUNT_H */ #endif /* _SYS_MOUNT_H */

1
sysdeps/unix/sysv/linux/syscalls.list
View File

@ -12,6 +12,7 @@ epoll_ctl EXTRA epoll_ctl i:iiip epoll_ctl
eventfd EXTRA eventfd2 i:ii eventfd eventfd EXTRA eventfd2 i:ii eventfd
execve - execve i:spp __execve execve execve - execve i:spp __execve execve
flock - flock i:ii __flock flock flock - flock i:ii __flock flock
fsopen EXTRA fsopen i:sU fsopen
get_kernel_syms EXTRA get_kernel_syms i:p __compat_get_kernel_syms get_kernel_syms@GLIBC_2.0:GLIBC_2.23 get_kernel_syms EXTRA get_kernel_syms i:p __compat_get_kernel_syms get_kernel_syms@GLIBC_2.0:GLIBC_2.23
getpid - getpid Ei: __getpid getpid getpid - getpid Ei: __getpid getpid
getegid - getegid Ei: __getegid getegid getegid - getegid Ei: __getegid getegid

56
sysdeps/unix/sysv/linux/tst-mount-consts.py Executable file
View File

@ -0,0 +1,56 @@
#!/usr/bin/python3
# Test that glibc's sys/mount.h constants match the kernel's.
# Copyright (C) 2022 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/>.
import argparse
import sys
import glibcextract
import glibcsyscalls
def main():
"""The main entry point."""
parser = argparse.ArgumentParser(
description="Test that glibc's sys/mount.h constants "
"match the kernel's.")
parser.add_argument('--cc', metavar='CC',
help='C compiler (including options) to use')
args = parser.parse_args()
linux_version_headers = glibcsyscalls.linux_kernel_version(args.cc)
# Constants in glibc were updated to match Linux v5.16. When glibc
# constants are updated this value should be updated to match the
# released kernel version from which the constants were taken.
linux_version_glibc = (5, 16)
def check(cte, exclude=None):
return glibcextract.compare_macro_consts(
'#include <sys/mount.h>\n',
'#include <asm/fcntl.h>\n'
'#include <linux/mount.h>\n',
args.cc,
cte,
exclude,
linux_version_glibc > linux_version_headers,
linux_version_headers > linux_version_glibc)
status = check('FSOPEN_.*')
sys.exit(status)
if __name__ == '__main__':
main()

1
sysdeps/unix/sysv/linux/x86_64/64/libc.abilist
View File

@ -2525,6 +2525,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F

1
sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist
View File

@ -2631,6 +2631,7 @@ GLIBC_2.35 __memcmpeq F
GLIBC_2.35 _dl_find_object F GLIBC_2.35 _dl_find_object F
GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 epoll_pwait2 F
GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
GLIBC_2.36 fsopen F
GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_getfd F
GLIBC_2.36 pidfd_open F GLIBC_2.36 pidfd_open F
GLIBC_2.36 pidfd_send_signal F GLIBC_2.36 pidfd_send_signal F