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From: Catalin Marinas <>
To: Laura Abbott <>
Cc: Will Deacon <>,
	Kees Cook <>,
	Russell King <>,
	Rusty Russell <>,,
Subject: Re: [PATCH 1/3] arm64: Don't use is_module_addr in setting page attributes
Date: Wed, 4 Mar 2015 16:47:02 +0000	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Wed, Feb 25, 2015 at 02:14:55PM -0800, Laura Abbott wrote:
> The set_memory_* functions currently only support module
> addresses. The addresses are validated using is_module_addr.
> That function is special though and relies on internal state
> in the module subsystem to work properly. At the time of
> module initialization and calling set_memory_*, it's too early
> for is_module_addr to work properly so it always returns
> false. Rather than be subject to the whims of the module state,
> just bounds check against the module virtual address range.
> Signed-off-by: Laura Abbott <>

Not sure which tree this would be merged through, so:

Acked-by: Catalin Marinas <>

I can pick up the arm64 patch and the module.c one with Rusty's ack (as
for the arm one, I think it could go in via rmk's patch system).


  reply	other threads:[~2015-03-04 16:47 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-25 22:14 [PATCH 0/3] CONFIG_DEBUG_SET_MODULE_RONX fixups Laura Abbott
2015-02-25 22:14 ` [PATCH 1/3] arm64: Don't use is_module_addr in setting page attributes Laura Abbott
2015-03-04 16:47   ` Catalin Marinas [this message]
2015-02-25 22:14 ` [PATCH 2/3] arm: " Laura Abbott
2015-02-25 22:14 ` [PATCH 3/3] kernel/module.c: Update debug alignment after symtable generation Laura Abbott
2015-02-26  1:33   ` Rusty Russell
2015-02-25 22:17 ` [PATCH 0/3] CONFIG_DEBUG_SET_MODULE_RONX fixups Kees Cook
2015-03-24 12:04   ` Paolo Pisati

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