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posix/mmap: Add support for file handler and MAP_ANON

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Added a mmap file handler to struct _rtems_filesystem_file_handlers_r.
Updated each file handler object to support the default mmap handler.
Updated mmap() to call the mmap handler for MAP_SHARED.
Added a mmap file handler for shm

Added support for MAP_ANON in mmap().

Updates #2859
This commit is contained in:
Kevin Kirspel
2017-06-29 10:36:43 -04:00
committed by Gedare Bloom
parent e19da87ad7
commit c6bb1c33bc
34 changed files with 312 additions and 113 deletions
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cpukit/dev/i2c/i2c-dev.c
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@@ -115,6 +115,7 @@ static const rtems_filesystem_file_handlers_r i2c_dev_handler = {
.fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fcntl_h = rtems_filesystem_default_fcntl,
.kqfilter_h = rtems_filesystem_default_kqfilter,
.mmap_h = rtems_filesystem_default_mmap,
.poll_h = rtems_filesystem_default_poll,
.readv_h = rtems_filesystem_default_readv,
.writev_h = rtems_filesystem_default_writev