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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Linux Kernel <linux-kernel@vger.kernel.org>, linus@goop.org
Subject: [PATCH] address-space identification for /proc
Date: Thu, 26 Oct 2000 15:45:27 -0700	[thread overview]
Message-ID: <20001026154527.A30463@goop.org> (raw)


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Hi,

/proc has no way to indicate whether tasks share an address space.
This one-liner patch adds a new ASID: field to /proc/<pid>/status so
there's some way to see address-space sharing between tasks.

While this is hardly a bug-fix, it is a pretty useful thing to know
which is otherwise completely absent.

	J

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--- ../2.3/fs/proc/array.c	Mon Oct  9 17:03:53 2000
+++ linux/fs/proc/array.c	Thu Oct 26 15:20:52 2000
@@ -294,6 +294,7 @@
 	for(line=0;(len=sprintf_regs(line,buffer,task,NULL,NULL))!=0;line++)
 		buffer+=len;
 #endif
+	buffer += sprintf("ASID: %p\n", mm);
 	return buffer - orig;
 }
 

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             reply	other threads:[~2000-10-26 22:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-10-26 22:45 Jeremy Fitzhardinge [this message]
2000-10-26 22:52 ` [PATCH] address-space identification for /proc Jeremy Fitzhardinge
2000-10-26 23:01   ` Johannes Erdfelt
2000-10-27  1:21     ` Jeremy Fitzhardinge

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