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authorAlexey Dobriyan <adobriyan@gmail.com>2006-10-19 23:28:32 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-20 10:26:38 -0700
commit8ac773b4f73afa6fd66695131103944b975d5d5c (patch)
tree7a3ea0d703cde009c5f2e1196d80f06cf5d00d54 /include/linux/oom.h
parent887b95931b4072e60e3bf4253ff7bffe372bca46 (diff)
[PATCH] OOM killer meets userspace headers
Despite mm.h is not being exported header, it does contain one thing which is part of userspace ABI -- value disabling OOM killer for given process. So, a) create and export include/linux/oom.h b) move OOM_DISABLE define there. c) turn bounding values of /proc/$PID/oom_adj into defines and export them too. Note: mass __KERNEL__ removal will be done later. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/oom.h')
-rw-r--r--include/linux/oom.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/oom.h b/include/linux/oom.h
new file mode 100644
index 00000000000..ad76463629a
--- /dev/null
+++ b/include/linux/oom.h
@@ -0,0 +1,10 @@
+#ifndef __INCLUDE_LINUX_OOM_H
+#define __INCLUDE_LINUX_OOM_H
+
+/* /proc/<pid>/oom_adj set to -17 protects from the oom-killer */
+#define OOM_DISABLE (-17)
+/* inclusive */
+#define OOM_ADJUST_MIN (-16)
+#define OOM_ADJUST_MAX 15
+
+#endif