Commit 1c4c6597 authored by John David Anglin's avatar John David Anglin Committed by Helge Deller

parisc: Fix comment describing setup of access rights in entry.S

This comment describes incredibly subtle code, so it should be right!
Signed-off-by: default avatarJohn David Anglin <>
Signed-off-by: default avatarHelge Deller <>
parent 0e39718b
......@@ -483,7 +483,7 @@
* B <-> _PAGE_DMB (memory break)
* Then incredible subtlety: The access rights are
* See 3-14 of the parisc 2.0 manual
* Finally, _PAGE_READ goes in the top bit of PL1 (so we
......@@ -493,7 +493,7 @@
/* PAGE_USER indicates the page can be read with user privileges,
* so deposit X1|11 to PL1|PL2 (remember the upper bit of PL1
* contains _PAGE_READ */
* contains _PAGE_READ) */
extrd,u,*= \pte,_PAGE_USER_BIT+32,1,%r0
depdi 7,11,3,\prot
/* If we're a gateway page, drop PL2 back to zero for promotion
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment