| Commit message (Collapse) | Author | Age | Files | Lines |
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Updates #3053.
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- Do not write past the last location of the search bit map
whe nit is being created.
Closes #4148
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This order change fixes the Latex documentation build via Doxygen.
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Use the following variant which was already used by most source files:
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
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The bitmap allocation accounting logic in rtems-rfs-bitmaps.c is flawed
around control->free. Specifically:
In rtems_rfs_bitmap_map_set():
control->free is only decremented when its corresponding search bit is
toggled. This is wrong and will miss on average 31/32 set updates.
In rtems_rfs_bitmap_map_clear():
control->free is incremented unconditionally.
The correct behavior is:
When updating the map, check if the bit is already set/clear. Only update
control->free when the bit is toggled.
This change enforced the correct behavior.
Tested by inspecting the internal data structure.
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In rtems_rfs_bitmap_map_clear_all(), control->free is set to 'elements',
which is the number of elements in the bitmap. This is incorrect, as
control->free should contain the number of free bits, not elements.
This change fixes the logic and resets control->free to a correct value.
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This is for the RFS file system. There is a bug in the
rtems_rfs_bitmap_create_search loop. It is supposed to iterate
over the range of bits in a search element ( usually 32 bits ),
so it should loop through bits 0 through 31. Instead it loops
through 0 - 32, causing some blocks not to be allocated. As in
PR 2163, this depends on the block size and number of blocks in
a file system. Block sizes and group sizes that are powers of 2
seem to work fine ( 512 byte blocks, 4096 block groups, etc ).
When the block sizes are not powers of 2, then this loop error
causes some of the blocks at the end of a group to be skipped,
preventing 100% of the blocks from being used. A simple test
for this and PR2163 is to create a RAM disk with block size
3900 and at least 1 full group ( 31200 blocks ). A file system
with these sizes will not be able to allocate 100% of the blocks.
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Change rtems-rfs to rtems_rfs
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http://www.google-melange.com/gci/task/view/google/gci2012/8032207
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Script does what is expected and tries to do it as
smartly as possible.
+ remove occurrences of two blank comment lines
next to each other after Id string line removed.
+ remove entire comment blocks which only exited to
contain CVS Ids
+ If the processing left a blank line at the top of
a file, it was removed.
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libfs/src/nfsclient/src/cexphelp.c,
libfs/src/nfsclient/src/dirutils.c,
libfs/src/nfsclient/src/nfs.modini.c,
libfs/src/nfsclient/src/nfsTest.c,
libfs/src/nfsclient/src/rpcio.c,
libfs/src/nfsclient/src/rpcio.modini.c,
libfs/src/nfsclient/src/sock_mbuf.c,
libfs/src/nfsclient/src/xdr_mbuf.c,
libfs/src/rfs/rtems-rfs-bitmaps-ut.c,
libfs/src/rfs/rtems-rfs-bitmaps.c,
libfs/src/rfs/rtems-rfs-block.c,
libfs/src/rfs/rtems-rfs-buffer-bdbuf.c,
libfs/src/rfs/rtems-rfs-buffer-devio.c,
libfs/src/rfs/rtems-rfs-buffer.c,
libfs/src/rfs/rtems-rfs-dir-hash.c, libfs/src/rfs/rtems-rfs-dir.c,
libfs/src/rfs/rtems-rfs-file-system.c,
libfs/src/rfs/rtems-rfs-file.c, libfs/src/rfs/rtems-rfs-format.c,
libfs/src/rfs/rtems-rfs-group.c, libfs/src/rfs/rtems-rfs-inode.c,
libfs/src/rfs/rtems-rfs-link.c, libfs/src/rfs/rtems-rfs-mutex.c,
libfs/src/rfs/rtems-rfs-rtems-dev.c,
libfs/src/rfs/rtems-rfs-rtems-dir.c,
libfs/src/rfs/rtems-rfs-rtems-file.c,
libfs/src/rfs/rtems-rfs-rtems-utils.c,
libfs/src/rfs/rtems-rfs-rtems.c, libfs/src/rfs/rtems-rfs-shell.c,
libfs/src/rfs/rtems-rfs-trace.c: Add HAVE_CONFIG_H support to let
files receive configure defines.
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* libfs/src/rfs/rtems-rfs-bitmaps.c,
libfs/src/rfs/rtems-rfs-bitmaps.h,
libfs/src/rfs/rtems-rfs-bitmaps-ut.c,
libfs/src/rfs/rtems-rfs-block.c, libfs/src/rfs/rtems-rfs-block.h,
libfs/src/rfs/rtems-rfs-block-pos.h,
libfs/src/rfs/rtems-rfs-buffer-bdbuf.c,
libfs/src/rfs/rtems-rfs-buffer.c,
libfs/src/rfs/rtems-rfs-buffer-devio.c,
libfs/src/rfs/rtems-rfs-buffer.h, libfs/src/rfs/rtems-rfs-data.h,
libfs/src/rfs/rtems-rfs-dir.c, libfs/src/rfs/rtems-rfs-dir.h,
libfs/src/rfs/rtems-rfs-dir-hash.c,
libfs/src/rfs/rtems-rfs-dir-hash.h,
libfs/src/rfs/rtems-rfs-file.c, libfs/src/rfs/rtems-rfs-file.h,
libfs/src/rfs/rtems-rfs-file-system.c,
libfs/src/rfs/rtems-rfs-file-system-fwd.h,
libfs/src/rfs/rtems-rfs-file-system.h,
libfs/src/rfs/rtems-rfs-format.c,
libfs/src/rfs/rtems-rfs-format.h, libfs/src/rfs/rtems-rfs-group.c,
libfs/src/rfs/rtems-rfs-group.h, libfs/src/rfs/rtems-rfs.h,
libfs/src/rfs/rtems-rfs-inode.c, libfs/src/rfs/rtems-rfs-inode.h,
libfs/src/rfs/rtems-rfs-link.c, libfs/src/rfs/rtems-rfs-link.h,
libfs/src/rfs/rtems-rfs-mutex.c, libfs/src/rfs/rtems-rfs-mutex.h,
libfs/src/rfs/rtems-rfs-rtems.c,
libfs/src/rfs/rtems-rfs-rtems-dev.c,
libfs/src/rfs/rtems-rfs-rtems-dir.c,
libfs/src/rfs/rtems-rfs-rtems-file.c,
libfs/src/rfs/rtems-rfs-rtems.h,
libfs/src/rfs/rtems-rfs-rtems-utils.c,
libfs/src/rfs/rtems-rfs-shell.c, libfs/src/rfs/rtems-rfs-shell.h,
libfs/src/rfs/rtems-rfs-trace.c, libfs/src/rfs/rtems-rfs-trace.h:
New.
* Makefile.am, preinstall.am, libfs/Makefile.am,
wrapup/Makefile.am: Updated with the RFS support.
* libfs/README: Updated after 10 years.
* libblock/src/flashdisk.c, libblock/src/nvdisk.c,
libblock/src/ramdisk-driver.c: Updated to the new error reporting
in libblock.
* libmisc/shell/main_ls.c, libmisc/shell/print-ls.c: Fix printing
the size in long mode.
* libnetworking/nfs/bootp_subr.c,
libnetworking/rtems/rtems_bootp.c,
libnetworking/rtems/rtems_bsdnet_internal.h: Return the BOOTP/DHCP
to the forever behaviour of 4.9 with the ability to call BOOTP and
control the process if required.
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