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authorrwatson <rwatson@FreeBSD.org>2007-12-02 20:40:35 +0000
committerrwatson <rwatson@FreeBSD.org>2007-12-02 20:40:35 +0000
commit99285f7544399971d1bcb6e3c18e7010905925e5 (patch)
tree25f0781d4e40520309936f686c0accc99753b656 /sys/amd64/conf
parente6e32be1d57fbe0f67adfd9c0cb818a1660dca5a (diff)
downloadFreeBSD-src-99285f7544399971d1bcb6e3c18e7010905925e5.zip
FreeBSD-src-99285f7544399971d1bcb6e3c18e7010905925e5.tar.gz
Break out stack(9) from ddb(4):
- Introduce per-architecture stack_machdep.c to hold stack_save(9). - Introduce per-architecture machine/stack.h to capture any common definitions required between db_trace.c and stack_machdep.c. - Add new kernel option "options STACK"; we will build in stack(9) if it is defined, or also if "options DDB" is defined to provide compatibility with existing users of stack(9). Add new stack_save_td(9) function, which allows the capture of a stacktrace of another thread rather than the current thread, which the existing stack_save(9) was limited to. It requires that the thread be neither swapped out nor running, which is the responsibility of the consumer to enforce. Update stack(9) man page. Build tested: amd64, arm, i386, ia64, powerpc, sparc64, sun4v Runtime tested: amd64 (rwatson), arm (cognet), i386 (rwatson)
Diffstat (limited to 'sys/amd64/conf')
-rw-r--r--sys/amd64/conf/GENERIC1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/amd64/conf/GENERIC b/sys/amd64/conf/GENERIC
index a809f8e..3786bba 100644
--- a/sys/amd64/conf/GENERIC
+++ b/sys/amd64/conf/GENERIC
@@ -54,6 +54,7 @@ options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
+options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
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