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linux-next: ftrace/docs: Fix spelling typos in ftrace-users.rst
This patch corrects some spelling typo in ftrace-users.rst Signed-off-by: Masanari Iida <standby24x7@gmail.com> Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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@ -12,7 +12,7 @@ Written for: 4.14
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Introduction
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Introduction
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============
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============
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The ftrace infrastructure was originially created to attach callbacks to the
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The ftrace infrastructure was originally created to attach callbacks to the
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beginning of functions in order to record and trace the flow of the kernel.
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beginning of functions in order to record and trace the flow of the kernel.
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But callbacks to the start of a function can have other use cases. Either
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But callbacks to the start of a function can have other use cases. Either
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for live kernel patching, or for security monitoring. This document describes
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for live kernel patching, or for security monitoring. This document describes
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@ -30,7 +30,7 @@ The ftrace context
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This requires extra care to what can be done inside a callback. A callback
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This requires extra care to what can be done inside a callback. A callback
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can be called outside the protective scope of RCU.
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can be called outside the protective scope of RCU.
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The ftrace infrastructure has some protections agains recursions and RCU
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The ftrace infrastructure has some protections against recursions and RCU
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but one must still be very careful how they use the callbacks.
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but one must still be very careful how they use the callbacks.
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