| Commit message (Collapse) | Author | Age | Files | Lines |
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Elevate the priority of the creating task to the ceiling priority in
case a semaphore is created as initially locked.
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Fix PR 2068:
Reproducable crashes occur when using pthreads and the capture engine
at the same time. 'pthread_create()' is the culprit. It creates a SCORE thread
and then calls Thread_Start( ) without disabling thread-dispatching.
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The _Thread_queue_Process_timeout() operation had several race
conditions in the event of nested interrupts. Protect the critical
sections via disabled interrupts.
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Return if the executing context performed the extract operation since
interrupts may interfere.
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This partly reverts commit 08b9d534604fbf437743a9925ef28eb1b848510d.
Avoid a NULL pointer access and perform the source segment erase if
necessary.
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The chain iteration was wrong. The chain tail is not an object.
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Commit 4b45c1393ce4ee3e1c2762ef3145d2bd6b5b38da marked a test in
_Event_Timeout() as debug only. This test is required also in non-debug
configurations since otherwise state corruption can happen. A revised
test sptests/spintrcritical10 checks the relevant sequences.
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Under certain conditions it is possible that a call to
_Watchdog_Adjust_to_chain() happens with a unit parameter value of zero
(for example sptests/spintrcritical17). Remove superfluous checks that
prevent an adjust to a chain of a watchdog chain which first element has
a delta zero value.
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Check the availablity of a recycle destination segment only when it is
necessary to avoid missing resycle source segment erasures.
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Do not use the unavailable block count as the erased blocks starvation
threshold. Use instead the block count of the largest segment. This
improves the starvation resolution gain of available blocks.
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The compaction process needs erased blocks. It is only possible to
erase an entire segment. Thus in order to make a progress we always
need enough erased blocks to empty a used or available segment which can
be erased in turn. A (possibly the worst case) lower bound of erased
blocks is the block count of the largest segment. The number of
unavailable blocks specified by the configuration will be used to
determine the erase blocks starvation situation. The number of
unavailable blocks must be greater than or equal to the number of blocks
in the largest segment.
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In case rtems_bdbuf_read() returns an error status, the block device
buffer pointer will be set to NULL. In RFS the chain node of the block
device buffer will be used for RFS purposes. We must not do this after
an erroneous read.
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Semaphores of type RTEMS_SIMPLE_BINARY_SEMAPHORE are not suitable for a
mutex. Use RTEMS_BINARY_SEMAPHORE with RTEMS_INHERIT_PRIORITY instead.
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"medit" overran the argument list, choking on the NULL pointer
following the last argument.
Note that "medit" still only does byte-sized accesses, which limits
its usefulness on most systems.
Author: Werner Almesberger <werner@almesberger.net>
Signed-off-by: Sebastien Bourdeauducq <sebastien@milkymist.org>
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* libmisc/shell/main_mdump.c: Reworked to fix bugs in handling of the
length argument and to provide an "ldump" command. This file now also
supports the "wdump" command. In addition, an RTEMS API function called
rtems_mdump() is provided to allow easy dumping from application code.
* libmisc/shell/main_mwdump.c: Obsolete file.
* libmisc/Makefile.am: Removed main_mwdump.c
* libmisc/shell/shellconfig.h: Added "ldump" command.
* shell/memory.t: Added documentation for the "ldump" command
Signed-off-by: Ric Claus <claus@SLAC.Stanford.edu>
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* libmisc/shell/main_mdump.c: Reworked to fix bugs in handling of the
length argument and to provide an "ldump" command. This file now also
supports the "wdump" command. In addition, an RTEMS API function called
rtems_mdump() is provided to allow easy dumping from application code.
* libmisc/shell/main_mwdump.c: Obsolete file.
* libmisc/Makefile.am: Removed main_mwdump.c
* libmisc/shell/shellconfig.h: Added "ldump" command.
* shell/memory.t: Added documentation for the "ldump" command
Signed-off-by: Ric Claus <claus@SLAC.Stanford.edu>
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From: Xiangfu <xiangfu@sharism.cc>
Signed-off-by: Xiangfu <xiangfu@sharism.cc>
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PR 1968/filesystem
* libfs/src/rfs/rtems-rfs-file.c: Fix to the seek bug where a seek
to 0 after reading the end of the file did not point to the
correct block.
* libfs/src/rfs/rtems-rfs-rtems.h,
libfs/src/rfs/rtems-rfs-trace.c: Fix the trace flags. Used to fix
the bug.
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PR 1983/networking
* libnetworking/libc/gethostbyht.c (gethostent_r):
Abort if (!hostf).
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* librpc/src/rpc/clnt_udp.c (struct cu_data):
Introduce unions _cu_inbuf, _cu_outbuf to avoid aliasing.
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PR 1961/cpukit
* score/src/coremsgsubmit.c: Close window caused by using message
pending count rather than directly obtaining unused buffer.
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PR 1954/cpukit
* rtems/score/lm32.h: Protect against macro expansion.
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PR 1957/cpukit
* score/include/rtems/score/coremutex.h,
score/inline/rtems/score/threadmp.inl: Add parentheses to protect
macro arguments.
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PR 1955/cpukit
* rtems/score/cpu.h: Convert CPU_swap_u16 into a static inline.
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PR 1952/cpukit
* libmisc/untar/untar.c: Add return code for failure when unable to
write file.
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PR 1948/filesystem
* libfs/src/rfs/rtems-rfs-file-system.c,
libfs/src/rfs/rtems-rfs-file-system.h,
libfs/src/rfs/rtems-rfs-format.c, libfs/src/rfs/rtems-rfs-rtems.c:
Add support for mount passing an ASCIIZ string containing
configuration options.
* libblock/src/bdbuf.c: Fix state labels in trace output.
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* libmisc/serdbg/serdbg.h (putDebugChar, getDebugChar):
Remove duplicate decls.
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PR 1895/cpukit
* posix/src/mqueuerecvsupp.c, posix/src/pthreadjoin.c,
score/src/coretodmsecstoticks.c, score/src/coretodusectoticks.c,
score/src/timespectoticks.c: Ensure time conversions to ticks do not
ignore partial tick and return 1 less than desired.
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PR 1855/cpukit
* posix/src/psignal.c, posix/src/psignalunblockthread.c,
posix/src/pthread.c, posix/src/pthreadjoin.c: Correct signal
processing during pthread_join. We are supposed to unblock the thread
waiting on a pthread_join(), dispatch the signal handler, account for
it potentially overwriting errno, and then have the thread return to
blocking within pthread_join().
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PR 1867/cpukit
* posix/src/pthreadexit.c, posix/src/pthreadjoin.c: Correct
implementation of pthread_exit() and pthread_join() to support the
case where a thread is joinable but calls pthread_exit() before a
thread has attempted to join.
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PR 1839/filesystem
* libcsupport/include/rtems/libio_.h, libcsupport/src/fchdir.c,
libcsupport/src/fdatasync.c, libcsupport/src/fpathconf.c,
libcsupport/src/fsync.c, libcsupport/src/ftruncate.c,
libcsupport/src/read.c, libcsupport/src/readv.c,
libcsupport/src/write.c, libcsupport/src/writev.c: Some calls did not
return proper status for permission errors or incorrectly permissions
at all.
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PR 1838/filesystem
* libcsupport/src/fchmod.c: fchmod() does not need a writeable file
descriptor.
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* nfs.c: removed stray Ctrl-M char.
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PR 1381/networking
* netinet/ip_output.c: If a null or unreachable gateway is
specified either statically in networkconfig.h or from dhcp/bootp,
sendto() fails on multicast send with errno "118 Host is unreachable".
The failure occurs in networking file ip_output.c since it currently
requires all multicasts to have a valid route to the outside world.
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PR 1381/networking
* libnetworking/netinet/ip_output.c: If a null or unreachable gateway
is specified either statically in networkconfig.h or from dhcp/bootp,
sendto() fails on multicast send with errno 118 Host
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PR 1775/filesystem
* libfs/src/nfsclient/src/nfs.c: NFSAddress NFS issue where read/write
problems when requested bytes greater than nfsStBlksize. Failure to
create files and symlinks.
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* ChangeLog: had forgotten to commit ChangeLog
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PR 1827/filesystem
* libfs/src/rfs/rtems-rfs-rtems.c: Skip the parent (..) path value
when eval make moving up out of the RFS file system.
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PR 1812/filesystem
* libfs/src/imfs/imfs_stat.c: stat() implementation for IMFS did not
set st_blksize field. Set it based upon user configuration.
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