| 1 | Revision history for IO::AIO |
1 | Revision history for IO::AIO |
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2 | |
| 3 | TODO: better autoconf.pm that can return LIBS etc. |
3 | TODO: scandir - some dirs mostly contain subdirs - invert logic? |
| 4 | TODO: aio_cptree/mvtree |
4 | TODO: aio_cptree/mvtree |
| 5 | TODO: reduce condvar fairness: schedule hot-cache-threads first? |
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| 6 | TODO: splice/tee/vmsplice? (http://kerneltrap.org/node/6505 http://lwn.net/Articles/178199/) |
5 | TODO: vmsplice? (http://kerneltrap.org/node/6505 http://lwn.net/Articles/178199/) |
| 7 | TODO: aio_fcntl, at least for file-locking |
6 | TODO: getxattr, setxattr, listxattr, removexattr etc.? |
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7 | TODO: emulation for splice? |
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8 | TODO: syncfs/sync windows: |
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9 | TODO: posix_fallocate when flags=0 |
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10 | http://stackoverflow.com/questions/65170/how-to-get-name-associated-with-open-handle/5286888#5286888 |
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11 | http://blogs.msdn.com/b/adioltean/archive/2005/04/16/408947.aspx |
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12 | http://msdn.microsoft.com/en-us/library/aa366789%28v=vs.85%29.aspx |
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13 | http://msdn.microsoft.com/en-us/library/windows/desktop/aa366789%28v=vs.85%29.aspx |
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14 | http://msdn.microsoft.com/en-us/library/windows/desktop/aa364425%28v=vs.85%29.aspx |
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15 | http://msdn.microsoft.com/en-us/library/windows/desktop/aa364963%28v=vs.85%29.aspx |
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16 | http://msdn.microsoft.com/en-us/library/windows/desktop/aa364996%28v=vs.85%29.aspx |
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17 | http://msdn.microsoft.com/en-us/library/windows/desktop/aa364994%28v=vs.85%29.aspx |
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18 | TODO: extra socket/tcp constants &c? |
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19 | TODO: execveat? really? |
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20 | TODO: http://lwn.net/Articles/593918/ SHMEM_SET_SEALS, SHMEM_GET_SEALS, SEAL_SHRINK, SEAL_GROW, SEAL_WRITE, int memfd_create(const char *name, u64 size, u64 flags);, MFD_CLOEXEC, int fd = open("/tmp", O_RDWR | O_TMPFILE | O_EXCL, S_IRWXU); |
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21 | TODO: fcntl F_GETLKP/F_SETLKP/F_SETLKPW, http://lwn.net/Articles/586904/ |
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22 | TODO: linkat + AT_EMPTY_PATH |
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23 | TODO: name_to_handle_At + open_by_handle_at = clone fds |
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24 | TODO: lchown |
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25 | TODO: mount/umount2/MS_* flags |
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26 | |
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27 | TODO: rewrite rmtree et al. to support working directories (also speed them up) |
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28 | TODO: maybe IO::AIO leaks fds when requests are cancelled? maybe initialise result to -1? |
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29 | TODO: aio_wd should use O_PATH on linux, due to lacking O_SEARCH (http://comments.gmane.org/gmane.linux.file-systems/33611) |
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30 | http://www.openwall.com/lists/musl/2013/02/23/4 |
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31 | TODO: copy_file_range, copy_file_range |
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32 | TODO: FIDEDUPERANGE, file_ioctl.c |
| 8 | TODO: aio_mincore? |
33 | TODO: mincore |
| 9 | TODO: getxattr etc.? |
34 | TODO: SOCK_CLOEXEc etc. |
| 10 | TODO: F_DUPFD_CLOEXEC |
35 | TODO: unlinkat flags, linkat flags |
| 11 | |
36 | |
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37 | - add a bunch of (mostly linux-specific) constants for use in ioctls |
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38 | (see aio_ioctl docs). |
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39 | - treescan now has a proper manpage and useful --help output. |
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40 | - new option --sync in treescan, to sync everything in a subtree. |
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41 | - changed default for aio_msync flags to MSYNC_SYNC. |
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42 | - document offset/length behaviour of mprotect/madvise. |
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43 | - support linux's renameat2 (via aio_rename2). |
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44 | - add aio_rename2, an aio_rename with flags. |
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45 | - addf F_DUPPFD_CLOEXEC, F_OFD_[SG]ETLKW? constants. |
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46 | |
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47 | 4.34 Sun May 1 19:18:24 CEST 2016 |
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48 | - def0.h was not properly generated during previous release, causing |
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49 | compile errors on various platforms. |
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50 | - major/minor were accidentally switched (reported by Alexander Lishenyuk). |
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51 | - removed duplicate definition of MAP_HUGETLB, that was found due to |
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52 | a bug in Perl::Tidy (testcase by alaska332@gmail.com). |
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53 | - added (untested!) aio_fcntl, aio_ioctl requests. |
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54 | - (libeio) names set via prctl are truncated to 15 chars + nul, not 16, |
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55 | as manpages-dev originally claimed. |
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56 | |
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57 | 4.33 Mon Jan 18 12:50:10 CET 2016 |
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58 | - add IO::AIO::pipe2 function. |
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59 | - added support for FALLOC_FL_COLLAPSE_RANGE and FALLOC_FL_ZERO_RANGE |
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60 | constants. |
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61 | - added support for O_TMPFILE and O_PATH constants. |
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62 | - added support for MAP_FIXED, MAP_GROWSDOWN,MAP_32BIT, MAP_HUGETLB, MAP_STACK |
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63 | consdtants, whether they can be sensibly used or not. |
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64 | - use NO_INIT where applicable. |
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65 | - update libecb. |
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66 | - added stability canary support. |
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67 | - updated linux super magic table to 4.3.3. |
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68 | |
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69 | 4.32 Wed Feb 11 20:32:11 CET 2015 |
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70 | - replace off_t by STRLEN where appropriate, should not result in |
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71 | user-visible changes. |
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72 | - update ecb.h for C11 compatibility. |
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73 | |
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74 | 4.31 Tue Jun 3 03:29:27 CEST 2014 |
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75 | - work around more 5.20 bugs. backwards compatibility my ass. |
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76 | |
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77 | 4.3 Fri Apr 11 06:22:38 CEST 2014 |
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78 | - perl5porters broke Async::Interrupt, BDB, EV, IO::AIO, OpenCL |
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79 | without warning by switching the meaning of USE_SOCKETS_AS_HANDLES |
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80 | in 5.18. What's so attractive about giving a shit about backwards |
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81 | compatibility - I will never understand. |
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82 | |
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83 | 4.2 Sat Jan 25 01:13:14 CET 2014 |
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84 | - aio_group could corrupt memory because it didn't restore |
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85 | the stack after req_submit. |
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86 | - be more careful on (e.g. permission) errors in bin/treescan. |
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87 | - work around changes in ExtUtils::MakeMaker. |
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88 | - (libeio) implement aio_realpath for win32. |
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89 | - (xthread) work around compile time bugs in ptw32. |
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90 | - added IO::AIO::pipesize. |
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91 | - (libecb) insignificant update. |
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92 | |
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93 | 4.19 Sun Jan 6 12:47:26 CET 2013 |
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94 | - avoid endless loop in fiemap with some XFS files. |
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95 | - in aio_rename and aio_rmdir, specialcase the case of [$wd, "."] |
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96 | and call rename/rmdir instead of renameat/unlinkat. |
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97 | |
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98 | 4.18 Thu Oct 11 07:01:26 CEST 2012 |
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99 | - fix unintended xthread_create by intentionalising it :) |
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100 | |
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101 | 4.17 Thu Oct 11 05:19:47 CEST 2012 |
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102 | - rename aio_fallocate to aio_allocate, to match documentation. |
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103 | - add list of linux fsid values to aio_statvfs docs. |
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104 | - work around a bug in btrfs' FIEMAP ioctl implementation. |
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105 | - work around AIX bug: statvfs.f_fsid is a struct, not unsigned long |
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106 | as per unix spec. |
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107 | |
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108 | 4.16 Tue Aug 14 05:39:03 CEST 2012 |
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109 | - aio_statvfs was wromgly marked for wd emulation, causing |
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110 | it to malfunction for paths. |
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111 | - fix a crash in aio_fiemap, when used on ranges without any |
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112 | extents. |
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113 | - work around linux kernel bug (at least in 3.2): kernel might |
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114 | trash fiemap input arguments. |
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115 | - work around linux kernel bug (at least in 3.2): kernel does not |
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116 | set FIEMAP_EXTENT_LAST on last segment. |
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117 | - work around linux kernel bug (at least in 3.2): kernel silently |
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118 | truncates segment count if a file. |
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119 | - make fh argument of IO::AIO::mmap optional, also add mmap/munmap |
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120 | to quick overview. |
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121 | - splice can corrupt data. |
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122 | - (libeio) remove pread/pwrite emulation. |
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123 | - do not grow mmaped scalars in aio_read. |
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124 | - add FALLOC_FL_PUNCH_HOLE and document fallocate. |
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125 | - provide pread/pwrite for win32, making it link again on native win32. |
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126 | |
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127 | 4.15 Tue Apr 10 06:59:00 CEST 2012 |
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128 | - always include linux/types.h for fiemap, for compatibility to |
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129 | ancient systems (Paul Howarth). |
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130 | - experimental support for IO::AIO::splice and ::tee (no aio_...). |
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131 | - provide SEEK_HOLE and SEEK_DATA, if available. |
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132 | - work around (again!) an immensely stupid bug in RHEL, defining |
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133 | autoconf macros in linux system headers (analysed by Paul Howarth). |
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134 | |
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135 | 4.14 Sat Apr 7 02:45:18 CEST 2012 |
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136 | - fix stat structure usage on windows, which caused bogus stat results. |
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137 | - (libeio) make readahead emulation behave more like actual readahead by never failing. |
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138 | - new request aio_seek. |
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139 | - new request aio_fiemap. |
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140 | - autogenerate the #ifdef/#define 0 blocks for symbols we export. |
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141 | |
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142 | 4.12 Fri Dec 30 08:51:25 CET 2011 |
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143 | - realpath would return a random value if the name was too long, |
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144 | instead of -1. |
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145 | - port to c89. |
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146 | |
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147 | 4.11 Mon Oct 10 00:24:11 CEST 2011 |
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148 | - libeio didn't compile on !linux (Paul Howarth). |
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149 | |
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150 | 4.1 Sun Oct 9 10:24:11 CEST 2011 |
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151 | - IO::AIO did access uninitialised memory on unsuccessful stats. |
| 12 | - (libeio) added syncfs syscall wrapper. |
152 | - (libeio) added syncfs syscall wrapper. |
| 13 | - (libeio) set thread name on linux (ps -L/Hcx, top, gdb). |
153 | - (libeio) set thread name on linux (ps -L/Hcx, top, gdb). |
| 14 | - (libeio) support multiple indepenent working directories. |
154 | - (libeio) support multiple indepenent working directories. |
| 15 | - applied speling corrections by Nicholas Bamber. |
155 | - applied speling corrections by Nicholas Bamber. |
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156 | - tune treescan #threads and #outstanding requests a bit. |
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157 | - reduce the number of file descriptors in use at any one time |
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158 | in treescan, to avoid running out of them (and using too much ram). |
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159 | - take advantage of working directoriy abstractions |
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160 | in aio_scandir and treescan. |
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161 | - reduce compiled size by ~10% by not inlining some key functionality. |
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162 | - added --progress switch to treescan. |
| 16 | |
163 | |
| 17 | 4.0 Mon Jul 18 05:01:10 CEST 2011 |
164 | 4.0 Mon Jul 18 05:01:10 CEST 2011 |
| 18 | - INCOMPATIBLE CHANGE: fork is no longer supported (indeed, it never was), |
165 | - INCOMPATIBLE CHANGE: fork is no longer supported (indeed, it never was), |
| 19 | see FORK BEHAVIOUR in manpage for details. |
166 | see FORK BEHAVIOUR in manpage for details. |
| 20 | - passes testsuite on win32 now and may actually work |
167 | - passes testsuite on win32 now and may actually work |
