Commit da160546 authored by Hugh Dickins's avatar Hugh Dickins Committed by David S. Miller
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[SPARC64] mm: update get_user_insn comment

Update comment on get_user_insn to the more general "pte lock", which may
or may not be the page_table_lock.  Note vmtruncate handled like kswapd.
Signed-off-by: default avatarHugh Dickins <>
Signed-off-by: default avatarDavid S. Miller <>
parent d5a858bc
......@@ -109,7 +109,7 @@ static void bad_kernel_pc(struct pt_regs *regs)
* this. Additionally, to prevent kswapd from ripping ptes from
* under us, raise interrupts around the time that we look at the
* pte, kswapd will have to wait to get his smp ipi response from
* us. This saves us having to get page_table_lock.
* us. vmtruncate likewise. This saves us having to get pte lock.
static unsigned int get_user_insn(unsigned long tpc)
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