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Diffstat (limited to 'winsup/cygwin/ChangeLog')
| -rw-r--r-- | winsup/cygwin/ChangeLog | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index ca7be23d1..d6ae13b2d 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,49 @@ +2005-11-29 Corinna Vinschen <corinna@vinschen.de> + + * fhandler.h (fhandler_dev_zero::mmap): Add method. + (fhandler_dev_zero::munmap): Ditto. + (fhandler_dev_zero::msync): Ditto. + (fhandler_dev_zero::fixup_mmap_after_fork): Ditto. + * mmap.cc: Implement anonymous mapping using fhandler_dev_zero class. + Implement private anonymous maps using VirtualAlloc/VirtualFree. Fix + or add some more comments. + (fh_paging_file): Change to type fhandler_dev_zero. + (priv): New static inline function to avoid having lots of flag bit + tests in the code. Use throughout were appropriate. + (fixed): Ditto. + (anonymous): Ditto. + (noreserve): Ditto. + (autogrow): Ditto. + (gen_protect): Never generate PAGE_WRITECOPY protection for + private anonymous maps. + (gen_access): Drop FILE_MAP_EXECUTE handling since it's not supported + correctly on 9x. + (VirtualProt9x): Move comment from mmap64 here. + (mmap_record::mmap_record): Gegerate correct device entry for + anonymous maps, though unused right now. + (mmap_record::priv): Call global priv function. + (mmap_record::fixed): Call global fixed function. + (mmap_record::anonymous): Call global anonymous function. + (mmap_record::noreserve): Call global noreserve function. + (mmap_record::autogrow): Call global autogrow function. + (list::anonymous): New method. Use throughout were appropriate. + (mmap_record::compatible_flags): Drop now useless ifdef. + (mmap_record::alloc_page_map): Accomodate private anonymous maps. + (mmap_record::map_pages): Accomodate MAP_NORESERVE mappings. + (mmap_record::unmap_pages): Accomodate private anonymous maps. + (mmap64): Simplify argument check. Don't remove the MAP_PRIVATE flag + for anonymous mappings on 9x anymore since that's now handled + gracefully. + (mprotect): Accomodate MAP_NORESERVE mappings. Fix case when + non-mmap areas are just MEM_RESERVEd. + (fhandler_dev_zero::mmap): Implement anonymous mapping here. + (fhandler_dev_zero::munmap): Ditto. + (fhandler_dev_zero::msyn): Ditto. + (fhandler_dev_zero::fixup_mmap_after_fork): Ditto. + (fixup_mmaps_after_fork): Accomodate private anonymous maps. Enhance + debug output in case VirtualProtect fails. + * include/sys/mman.h: Really define MAP_NORESERVE now. + 2005-11-28 Corinna Vinschen <corinna@vinschen.de> * autoload.cc (NtCreateSection): Define. |