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path: root/src/thread/x86_64/__unmapself.s
AgeCommit message (Collapse)AuthorLines
2011-04-06consistency: change all remaining syscalls to use SYS_ rather than __NR_ prefixRich Felker-2/+2
2011-02-19race condition fix: block all signals before decrementing thread countRich Felker-13/+0
the existence of a (kernelspace) thread must never have observable effects after the thread count is decremented. if signals are not blocked, it could end up handling the signal for rsyscall and contributing towards the count of threads which have changed ids, causing a thread to be missed. this could lead to one thread retaining unwanted privilege level. this change may also address other subtle race conditions in application code that uses signals.
2011-02-15Port musl to x86-64. One giant commit!Nicholas J. Kain-0/+24