mirror of https://github.com/mkerrisk/man-pages
syscalls.2: Remove unimplemented system calls from main syscall list
The unimplemented system calls are in any case noted lower down in the page. Also: rearrange the text describing the unimplemented system calls. Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com> syscalls.2: fix Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk
parent
1d3dc33c72
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0597933fb0
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@ -162,13 +162,11 @@ l l l.
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\fBacct\fP(2)
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\fBadd_key\fP(2) 2.6.11
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\fBadjtimex\fP(2)
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\fBafs_syscall\fP(2) Not implemented
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\fBalarm\fP(2)
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\fBalloc_hugepages\fP(2) 2.5.36 Removed in 2.5.44
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\fBbdflush\fP(2) Deprecated (does nothing)
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since 2.6
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\fBbind\fP(2)
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\fBbreak\fP(2) Not implemented
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\fBbrk\fP(2)
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\fBcacheflush\fP(2) 1.2 Not on i386
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\fBcapget\fP(2) 2.2
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@ -233,8 +231,6 @@ l l l.
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\fBfstatfs\fP(2)
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\fBfstatfs64\fP(2) 2.6
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\fBfsync\fP(2)
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\fBftime\fP(2) Not implemented
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.\" Implemented in glibc; see \fBftime\fP(3)
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\fBftruncate\fP(2)
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\fBftruncate64\fP(2) 2.4
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\fBfutex\fP(2) 2.6
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@ -261,8 +257,6 @@ l l l.
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\fBgetpgid\fP(2)
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\fBgetpgrp\fP(2)
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\fBgetpid\fP(2)
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\fBgetpmsg\fP(2) Not implemented
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.\" Reserved for STREAMS support
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\fBgetppid\fP(2)
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\fBgetpriority\fP(2)
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\fBgetresgid\fP(2) 2.2
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@ -280,8 +274,6 @@ l l l.
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\fBgetuid32\fP(2) 2.4
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.\" \fBgetunwind\fP(2) 2.4.8 ia64; DEPRECATED
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\fBgetxattr\fP(2) 2.6; 2.4.18
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\fBgtty\fP(2) Not implemented
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\fBidle\fP(2) Not implemented
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\fBinit_module\fP(2)
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\fBinotify_add_watch\fP(2) 2.6.13
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\fBinotify_init\fP(2) 2.6.13
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@ -312,7 +304,6 @@ l l l.
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\fBlisten\fP(2)
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\fBlistxattr\fP(2) 2.6; 2.4.18
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\fBllistxattr\fP(2) 2.6; 2.4.18
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\fBlock\fP(2) Not implemented
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\fBlookup_dcookie\fP(2) 2.6
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\fBlremovexattr\fP(2) 2.6; 2.4.18
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\fBlseek\fP(2)
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@ -337,7 +328,6 @@ l l l.
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\fBmount\fP(2)
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\fBmove_pages\fP(2) 2.6.18
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\fBmprotect\fP(2)
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\fBmpx\fP(2) Not implemented
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\fBmq_getsetattr\fP(2) 2.6.6
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.\" Implements \fBmq_getattr\fP(3) and \fBmq_setattr\fP(3)
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\fBmq_notify\fP(2) 2.6.6
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@ -380,8 +370,6 @@ l l l.
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\fBpersonality\fP(2) 1.2
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.\" \fBperfctr\fP(2) ??? Sparc32, Sparc64
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.\" \fBperfmonctl\fP(2) ??? ia64
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\fBphys\fP(2) Not implemented
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.\" Unimplemented (no slot since 2.1.116)
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\fBpipe\fP(2)
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\fBpipe2\fP(2) 2.6.27
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\fBpivot_root\fP(2) 2.4
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@ -394,14 +382,9 @@ l l l.
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\fBprlimit\fP(2) 2.6.36
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\fBprocess_vm_readv(2)\fP 3.2
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\fBprocess_vm_writev(2)\fP 3.2
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\fBprof\fP(2) Not implemented
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\fBprofil\fP(2) Not implemented
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.\" Implemented in glibc; see \fBprofil\fP(3)
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\fBpselect6\fP(2) 2.6.16
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.\" Implements \fBpselect\fP(2)
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\fBptrace\fP(2)
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\fBputpmsg\fP(2) Not implemented
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.\" Reserved for STREAMS support
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\fBpwrite64\fP(2) Added as "pwrite" in 2.2;
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renamed "pwrite64" in 2.6
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\fBpwritev\fP(2) 2.6.30
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@ -444,7 +427,6 @@ l l l.
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\fBsched_setparam\fP(2) 2.0
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\fBsched_setscheduler\fP(2) 2.0
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\fBsched_yield\fP(2) 2.0
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\fBsecurity\fP(2) Not implemented
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\fBselect\fP(2)
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\fBsemctl\fP(2)
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\fBsemget\fP(2)
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@ -522,7 +504,6 @@ l l l.
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\fBstatfs\fP(2)
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\fBstatfs64\fP(2) 2.6
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\fBstime\fP(2)
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\fBstty\fP(2) Not implemented
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\fBsubpage_prot\fP(2) 2.6.25 PowerPC if CONFIG_PPC_64K_PAGES
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\fBswapoff\fP(2)
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\fBswapon\fP(2)
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@ -555,12 +536,7 @@ l l l.
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\fBtkill\fP(2) 2.6; 2.4.22
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\fBtruncate\fP(2)
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\fBtruncate64\fP(2) 2.4
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\fBtuxcall\fP(2) Not implemented
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.\" Unimplemented; no slot on i386
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.\" As at 2.6.22, tuxcall has a slot on PowerPC, x86_64, and alpha
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\fBugetrlimit\fP(2) 2.4
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\fBulimit\fP(2) Not implemented
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.\" Implemented in glibc; see \fBulimit\fP(3)
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\fBumask\fP(2)
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\fBumount\fP(2)
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.\" sys_oldumount() -- __NR_umount
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@ -580,7 +556,6 @@ l l l.
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\fBvm86old\fP(2)
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.\" Superseded by \fBvm86\fP(2)
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\fBvmsplice\fP(2) 2.6.17
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\fBvserver\fP(2) Not implemented
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\fBwait4\fP(2)
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\fBwaitid\fP(2) 2.6.10
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\fBwaitpid\fP(2)
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@ -593,9 +568,7 @@ On many platforms, including i386, socket calls are all multiplexed
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.BR socketcall (2)
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and similarly System V IPC calls are multiplexed through
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.BR ipc (2).
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.SH NOTES
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Note the following points:
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.IP * 3
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Although slots are reserved for them in the system call table,
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the following system calls are not implemented in the standard kernel:
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.BR afs_syscall (2), \" __NR_afs_syscall is 53 on Linux 2.6.22/i386
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@ -614,6 +587,7 @@ the following system calls are not implemented in the standard kernel:
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.\" __NR_security is 223 on Linux 2.4/i386; absent on 2.6/i386, present
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.\" on a couple of 2.6 architectures
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.BR security (2), \" __NR_security is 223 on Linux 2.4/i386
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.\" The security call is for future use.
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.BR stty (2), \" __NR_stty is 31 on Linux 2.6.22/i386
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.BR tuxcall (2), \" __NR_tuxcall is 184 on x86_64, also on PPC and alpha
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.BR ulimit (2), \" __NR_ulimit is 58 on Linux 2.6.22/i386
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@ -633,14 +607,13 @@ is in use since kernel 2.1.116 for
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.BR umount (2);
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.BR phys (2)
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will never be implemented.
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.IP *
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The
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.BR getpmsg (2)
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and
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.BR putpmsg (2)
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calls are for kernels patched to support STREAMS,
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and may never be in the standard kernel.
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.\" The security call is for future use.
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.SH NOTES
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.PP
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Roughly speaking, the code belonging to the system call
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with number __NR_xxx defined in
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