Matthew Dillon 279d722604 This patchset fixes a large number of file descriptor race conditions. ... Pre-rfork code assumed inherent locking of a process's file descriptor array. However, with the advent of rfork() the file descriptor table could be shared between processes. This patch closes over a dozen serious race conditions related to one thread manipulating the table (e.g. closing or dup()ing a descriptor) while another is blocked in an open(), close(), fcntl(), read(), write(), etc... PR: kern/11629 Discussed with: Alexander Viro <viro@math.psu.edu>		2000-11-18 21:01:04 +00:00
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svr4_signal.c	This patchset fixes a large number of file descriptor race conditions.	2000-11-18 21:01:04 +00:00