diff options
author | Michael Kerrisk <mtk.manpages@gmail.com> | 2008-10-29 21:09:46 -0500 |
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committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2008-10-29 21:09:46 -0500 |
commit | dd68f56461a247351794813e47392dafcae0d1c6 (patch) | |
tree | a92c2be75235e2f61f3ce8517558459092d2fe65 /Changes.old | |
parent | cac193ff175e248fbc94aaed775c4b59d4c3a248 (diff) |
Changes.old: Reformat 3.11 Changelog entries
To be consistent with format used in 3.12 changelog (and beyond)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
Diffstat (limited to 'Changes.old')
-rw-r--r-- | Changes.old | 395 |
1 files changed, 173 insertions, 222 deletions
diff --git a/Changes.old b/Changes.old index fb1927016..0e5626082 100644 --- a/Changes.old +++ b/Changes.old @@ -15072,9 +15072,8 @@ New and changed links umount2.2 Michael Kerrisk - umount2.2: Change link to point to new umount.2 - - The umount2() material migrated from mount.2 to umount.2 + Change link to point to new umount.2 + The umount2() material migrated from mount.2 to umount.2 Changes to individual pages @@ -15082,290 +15081,250 @@ Changes to individual pages execve.2 Michael Kerrisk - execve.2: _SC_ARG_MAX is no longer necessarily constant - - POSIX.1-2001 says that the values returned by sysconf() - are constant for the life of the process. - But the fact that, since Linux 2.6.23, ARG_MAX is settable - via RLIMIT_STACK means _SC_ARG_MAX is no longer constant, - since it can change at each execve(). - - Michael Kerrisk - execve.2: Linux now imposes a floor on the ARG_MAX limit - - Starting with Linux 2.6.23, the ARG_MAX limit became settable via - (1/4 of) RLIMIT_STACK. This broke ABI compatibility if RLIMIT_STACK - was set such that ARG_MAX was < 32 pages. Document the fact that - since 2.6.25 Linux imposes a floor on ARG_MAX, so that the old limit - of 32 pages is guaranteed. - - For some background on the changes to ARG_MAX in kernels 2.6.23 and - 2.6.25, see: - http://sourceware.org/bugzilla/show_bug.cgi?id=5786 - http://bugzilla.kernel.org/show_bug.cgi?id=10095 - http://thread.gmane.org/gmane.linux.kernel/646709/focus=648101, - checked into 2.6.25 as commit a64e715fc74b1a7dcc5944f848acc38b2c4d4ee2. - - Also some reordering/rewording of the discussion of ARG_MAX. + _SC_ARG_MAX is no longer necessarily constant + POSIX.1-2001 says that the values returned by sysconf() + are constant for the life of the process. + But the fact that, since Linux 2.6.23, ARG_MAX is settable + via RLIMIT_STACK means _SC_ARG_MAX is no longer constant, + since it can change at each execve(). + Michael Kerrisk + Linux now imposes a floor on the ARG_MAX limit + Starting with Linux 2.6.23, the ARG_MAX limit became + settable via (1/4 of) RLIMIT_STACK. This broke ABI + compatibility if RLIMIT_STACK was set such that ARG_MAX + was < 32 pages. Document the fact that since 2.6.25 + Linux imposes a floor on ARG_MAX, so that the old limit + of 32 pages is guaranteed. + + For some background on the changes to ARG_MAX in + kernels 2.6.23 and 2.6.25, see: + http://sourceware.org/bugzilla/show_bug.cgi?id=5786 + http://bugzilla.kernel.org/show_bug.cgi?id=10095 + http://thread.gmane.org/gmane.linux.kernel/646709/focus=648101, + checked into 2.6.25 as + commit a64e715fc74b1a7dcc5944f848acc38b2c4d4ee2. + + Also some reordering/rewording of the discussion of ARG_MAX. fallocate.2 Michael Kerrisk - fallocate.2: Note lack of glibc wrapper; caller must use syscall(2) - - Glibc doesn't (and quite probably won't) include a wrapper for this - system call. Therefore, point out that potential callers will need - to use syscall(2), and rewrite the RETURN VALUE text to show things - as they would be if syscall() is used. + Note lack of glibc wrapper; caller must use syscall(2) + Glibc doesn't (and quite probably won't) include a + wrapper for this system call. Therefore, point out that + potential callers will need to use syscall(2), and rewrite + the RETURN VALUE text to show things as they would be if + syscall() is used. Michael Kerrisk - fallocate: Refer reader to posix_fallocate(3) for portable interface - - Add a para to start of page that points out that this is the - low-level, Linux-specific API, and point the reader to posix_fallocate(3) - for the portable API. + Refer reader to posix_fallocate(3) for portable interface + Add a para to start of page that points out that this is the + low-level, Linux-specific API, and point the reader to + posix_fallocate(3) for the portable API. getdents.2 readdir.3 Michael Kerrisk - getdents.2, readdir.3: d_type is currently only supported on ext[234] - - As at kernel 2.6.27, only ext[234] support d_type. - On other file systems, d_type is always set to DT_UNKNOWN (0). + d_type is currently only supported on ext[234] + As at kernel 2.6.27, only ext[234] support d_type. + On other file systems, d_type is always set to DT_UNKNOWN (0). getdents.2 Michael Kerrisk - getdents.2: Add an example program - + Add an example program Michael Kerrisk - getdents.2: comment out linux_dirent fields with varying location - - The location of the fields after d_name varies according to - the size of d_name. We can't properly declare them in C; - therefore, put those fields inside a comment. - + comment out linux_dirent fields with varying location + The location of the fields after d_name varies according to + the size of d_name. We can't properly declare them in C; + therefore, put those fields inside a comment. Michael Kerrisk - getdents.2: The DT_* constants are defined in <dirent.h> - + The DT_* constants are defined in <dirent.h> Michael Kerrisk - getdents.2: remove header files from SYNOPSIS - - None of the header files provides what is needed. - Calls are made via syscall(2). - + Remove header files from SYNOPSIS + None of the header files provides what is needed. + Calls are made via syscall(2). Michael Kerrisk - getdents.2: The programmer must define the linux_dirent structure - - Point out that this structure is not defined in glibc headers. - + The programmer must define the linux_dirent structure + Point out that this structure is not defined in glibc headers. Michael Kerrisk - getdents.2: s/dirent/linux_dirent/ - - The structure isn't currently defined in glibc headers, and the kernel - name of the structure is 'linux_dirent' (as was already used in some, - but not all, places in this page). + s/dirent/linux_dirent/ + The structure isn't currently defined in glibc headers, + and the kernel name of the structure is 'linux_dirent' (as + was already used in some, but not all, places in this page). getrlimit.2 Michael Kerrisk - getrlimit.2: Reword/relocate discussion of BSD's historical RLIMIT_OFILE - - The old sentence sat on its own in an odd place, and anyway the - modern BSDs use the name RLIMIT_NOFILE. - + Reword/relocate discussion of BSD's historical RLIMIT_OFILE + The old sentence sat on its own in an odd place, and anyway the + modern BSDs use the name RLIMIT_NOFILE. Michael Kerrisk - getrlimit.2: refer to execve(2) for RLIMIT_STACK's effect on ARG_MAX - - Refer the reader to new text in execve(2) that describes how - (since Linux 2.6.23) RLIMIT_STACK determines the value of ARG_MAX. + Refer to execve(2) for RLIMIT_STACK's effect on ARG_MAX + Refer the reader to new text in execve(2) that describes how + (since Linux 2.6.23) RLIMIT_STACK determines the value of ARG_MAX. getrusage.2 Michael Kerrisk - getrusage.2: rusage measures are preserved across execve(2) + Rusage measures are preserved across execve(2) mlock.2 Maxin John - mlock.2: add EAGAIN error. + Add EAGAIN error. move_pages.2 Nicolas François - move_pages.2: Make a detail of EPERM error more precise + Make a detail of EPERM error more precise mount.2 Michael Kerrisk - mount.2: Add description of per-process namespaces - - Describe per-process namespaces, including discussion - of clone() and unshare CLONE_NEWNS, and /proc/PID/mounts. - + Add description of per-process namespaces + Describe per-process namespaces, including discussion + of clone() and unshare CLONE_NEWNS, and /proc/PID/mounts. Michael Kerrisk - mount.2: List a few other file systems that we may see in /proc/filesystems - - Add some modern file systems to that list (xfs, jfs, ext3, reiserfs). - + List a few other file systems that we may see in /proc/filesystems + Add some modern file systems to that list (xfs, jfs, ext3, + reiserfs). Michael Kerrisk - mount.2: Document MS_SILENT (and MS_VERBOSE) + Document MS_SILENT (and MS_VERBOSE) mount.2 umount.2 Michael Kerrisk - mount.2, umount.2: split umoun*() out into a separate page - - The length of this page means that it's becoming difficult to parse - which info is specific to mount() versus umount()/umount2(), so split - the umount material out into its own page. + Split umount*() out into a separate page + The length of this page means that it's becoming difficult + to parse which info is specific to mount() versus + umount()/umount2(), so split the umount material out into + its own page. pause.2 Michael Kerrisk - pause.2: remove mention of words "library function" - - This really is a system call. + Remove mention of words "library function" + This really is a system call. readdir.2 Michael Kerrisk - readdir.2: The programmer must declare the old_linux_dirent structure - - Glibc does not provide a definition of this structure. - + The programmer must declare the old_linux_dirent structure + Glibc does not provide a definition of this structure. Michael Kerrisk - readdir.2: s/dirent/old_linux_dirent/ - - Nowadays, this is the name of the structure in the kernel sources. - + s/dirent/old_linux_dirent/ + Nowadays, this is the name of the structure in the + kernel sources. Michael Kerrisk - readdir.2: remove words "which may change" - - These words are slightly bogus: although the interface is obsolete, - for ABI-compatibility reasons, the kernel folk should never be changing - this interface. - + Remove words "which may change" + These words are slightly bogus: although the interface + is obsolete, for ABI-compatibility reasons, the kernel folk + should never be changing this interface. Michael Kerrisk - readdir.2: remove header files from SYNOPSIS - - glibc doesn't provide any support for readdir(2), - so remove these header files (which otherwise suggest - that glibc does provide the required pieces). + Remove header files from SYNOPSIS + glibc doesn't provide any support for readdir(2), + so remove these header files (which otherwise suggest + that glibc does provide the required pieces). recv.2 Nicolas François - recv.2: Move kernel version number to first mention to MSG_ERRQUEUE. + Move kernel version number to first mention to MSG_ERRQUEUE. semop.2 Kirill A. Shutemov - semop.2: fix typo in example - - (The '&' before sop in the semop() call is unneeded.) + Fix typo in example + (The '&' before sop in the semop() call is unneeded.) send.2 Michael Kerrisk - send.2: make kernel version for MSG_CONFIRM more precise - - s/2.3+ only/Since Linux 2.3.15/ + Make kernel version for MSG_CONFIRM more precise + s/2.3+ only/Since Linux 2.3.15/ sigaction.2 Michael Kerrisk - sigaction.2: refer reader to signal(7) for an overview of signals - sigaction.2: explain semantics of signal disposition during fork() and execve() - sigaction.2: refer to signal(7) for more details on signal mask. + Refer reader to signal(7) for an overview of signals + Explain semantics of signal disposition during fork() and execve() + Refer to signal(7) for more details on signal mask. sigaltstack.2 Michael Kerrisk - sigaltstack.2: explain inheritance of alternate signal stack across fork(2) + Explain inheritance of alternate signal stack across fork(2) sigwaitinfo.2 Michael Kerrisk - sigwaitinfo.2: distinguish per-thread and process-wide signals - - A sentence clarifying that pending signal set is union of - per-thread and process-wide pending signal sets. + Distinguish per-thread and process-wide signals + A sentence clarifying that pending signal set is union of + per-thread and process-wide pending signal sets. Michael Kerrisk - sigwaitinfo.2: these interfaces have per-thread semantics - - The page was previously fuzzy about whether the these interfaces - have process-wide or per-thread semantics. (E.g., now the - page states that the calling *thread* (not process) is suspended - until the signal is delivered.) + These interfaces have per-thread semantics + The page was previously fuzzy about whether the these interfaces + have process-wide or per-thread semantics. (E.g., now the + page states that the calling *thread* (not process) is suspended + until the signal is delivered.) sigpending.2 Michael Kerrisk - sigpending.2: explain effect of fork() and execve() for pending signal set - + Explain effect of fork() and execve() for pending signal set Michael Kerrisk - sigpending.2: explain how thread's pending signal set is defined - - The pending set is the union of per-thread pending signals and process-wide - pending signals. + Explain how thread's pending signal set is defined + The pending set is the union of per-thread pending signals + and process-wide pending signals. sigprocmask.2 Michael Kerrisk - sigprocmask.2: explain effects of fork() and execve() for signal mask + Explain effects of fork() and execve() for signal mask splice.2 Michael Kerrisk - splice.2: note that SPLICE_F_MOVE is a no-op since kernel 2.6.21 + Note that SPLICE_F_MOVE is a no-op since kernel 2.6.21 syscall.2 Michael Kerrisk - syscall.2: Add more detail about wrapper functions - - Add a few more details about work generally done by wrapper - functions. Note that syscall(2) performs the same steps. + Add more detail about wrapper functions + Add a few more details about work generally done by wrapper + functions. Note that syscall(2) performs the same steps. tkill.2 Michael Kerrisk - tkill.2: EINVAL error can also occur for invalid TGID - - The EINVAL error on an invalid TGID for tgkill() was - not documented; this change documents it. + EINVAL error can also occur for invalid TGID + The EINVAL error on an invalid TGID for tgkill() was + not documented; this change documents it. utimensat.2 Michael Kerrisk - utimensat.2: POSIX.1-2008 revision will likely affect FTMs for futimens() - - Make it clear that the POSIX.1 revision that is likely - to affect the feature test macro requirements for futimens() is - POSIX.1-2008. - + POSIX.1-2008 revision will likely affect FTMs for futimens() + Make it clear that the POSIX.1 revision that is likely + to affect the feature test macro requirements for futimens() + is POSIX.1-2008. Nicolas François - utimensat.2: Make various wordings a little more precise. - - The times argument point to *an array of* structures, and the - man-page should say that consistently. + Make various wordings a little more precise. + The times argument point to *an array of* structures, and the + man-page should say that consistently. wait4.2 Michael Kerrisk - wait4.2: wait3() is a library function layered on wait4(). - - On Linux wait3() is a library function implemented on top of wait4(). - (Knowing this is useful when using strace(2), for example.) + wait3() is a library function layered on wait4(). + On Linux wait3() is a library function implemented on top + of wait4(). (Knowing this is useful when using strace(2), + for example.) atan2.3 Nicolas François - atan2.3: Fix error in description of range or return value - - In recent changes to the man page, mtk accidentally changed - the description of the return value range to -pi/2..pi/2; - the correct range is -pi..pi. + Fix error in description of range or return value + In recent changes to the man page, mtk accidentally changed + the description of the return value range to -pi/2..pi/2; + the correct range is -pi..pi. cmsg.3 Nicolas François - cmsg.3: Add parentheses after macro names. + Add parentheses after macro names. ctime.3 Michael Kerrisk - ctime.3: clarify mktime()'s use of tm_isdst - - Describe use of tm_isdst for input to mktime(); - explain how mktime() modifies this field. - (This field is left unchanged in case of error.) - - http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=500178 + Clarify mktime()'s use of tm_isdst + Describe use of tm_isdst for input to mktime(); + explain how mktime() modifies this field. + (This field is left unchanged in case of error.) + http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=500178 Michael Kerrisk Clarify wording for ctime_r() and asctime_r() to indicate that the buffer must be at least 26 *bytes*. - Michael Kerrisk - ctime.3: minor rewording of mktime() description. + Minor rewording of mktime() description. floor.3 Nicolas François @@ -15373,76 +15332,68 @@ floor.3 hsearch.3 André Goddard Rosa - hsearch.3: Call hdestroy() after using hash table created by hcreate(), for the sake of completeness + Call hdestroy() after using hash table created by hcreate(), + for the sake of completeness mq_getattr.3 Michael Kerrisk - mg_getattr.3: mq_getattr() and mq_setattr() are layered on mq_getsetattr(2) - - mq_getattr() and mq_setattr() are library functions layered on - top of the mq_getsetattr(2) system call. - (This is useful info for users of strace(1).) + mq_getattr() and mq_setattr() are layered on mq_getsetattr(2) + mq_getattr() and mq_setattr() are library functions layered on + top of the mq_getsetattr(2) system call. + (This is useful info for users of strace(1).) mq_receive.3 Michael Kerrisk - mq_receive.3: mq_send() is a library function layered on mq_timedreceive() syscall - - This info is useful for users of strace(1). + mq_send() is a library function layered on mq_timedreceive() syscall + This info is useful for users of strace(1). mq_send.3 Michael Kerrisk - mq_send.3: mq_send() is a library function layered on mq_timedsend() syscall - - This info is useful for users of strace(1). + mq_send() is a library function layered on mq_timedsend() syscall + This info is useful for users of strace(1). nextafter.3 Nicolas François - nextafter.3: Make description more precise: s/next/largest/ + Make description more precise: s/next/largest/ readdir.3 Michael Kerrisk - readdir.3: SEE ALSO: add getdents(2) - - Because readdir() is implemented on top of getdents(2). + SEE ALSO: add getdents(2) + Because readdir() is implemented on top of getdents(2). realpath.3 Michael Kerrisk - realpath.3: clarify that returned pathname is NULL terminated - - Also clarify that null-byte is included in PATH_MAX limit. + Clarify that returned pathname is NULL terminated + Also clarify that null-byte is included in PATH_MAX limit. proc.5 Michael Kerrisk - proc.5: rewrite and simplify description of /proc/mounts - - Most of the relevant discussion is now under /proc/PID/mounts; - all that needs to be here is a mention of the pre-2.4.19 - system-wide namespace situation, and a reference to the - discussion under /proc/PID/mounts. - + Rewrite and simplify description of /proc/mounts + Most of the relevant discussion is now under /proc/PID/mounts; + all that needs to be here is a mention of the pre-2.4.19 + system-wide namespace situation, and a reference to the + discussion under /proc/PID/mounts. Michael Kerrisk - proc.5: Add description of /proc/PID/mounts - - Largely cribbed from existing /proc/mounts discussion, which is - about to be rewritten. + Add description of /proc/PID/mounts + Largely cribbed from existing /proc/mounts discussion, which is + about to be rewritten. mq_overview.7 Michael Kerrisk - mq_overview.7: add mq_notify() to list of lib. functions and syscalls in MQ API + Add mq_notify() to list of lib. functions and syscalls in MQ API signal.7 Michael Kerrisk - signal.7: improve description in NAME section - signal.7: Add mention of sigaltstack(2). - signal.7: Describe syscalls that synchronously wait for a signal, - signal.7: Give overview of syscalls that block until a signal is caught - signal.7: Add overview of interfaces for sending signals. + Improve description in NAME section + Add mention of sigaltstack(2). + Describe syscalls that synchronously wait for a signal, + Give overview of syscalls that block until a signal is caught + Add overview of interfaces for sending signals. Michael Kerrisk - signal.7: describe semantics w.r.t. fork() and execve() - - Include text describing semantics of fork() and execve() for - signal dispositions, signal mask, and pending signal set. + Describe semantics w.r.t. fork() and execve() + Include text describing semantics of fork() and execve() for + signal dispositions, signal mask, and pending signal set. ==================== Changes in man-pages-3.12 ==================== |