diff mbox series

[v2,23/37] powerpc: Remove pte_mkuser() and pte_mkpriviledged()

Message ID 1a1dc18816456c637dc8a9c38d532f7598b60ac4.1695659959.git.christophe.leroy@csgroup.eu (mailing list archive)
State Accepted
Commit 69339071bb27f0b1371cd23d6dada3f976261c20
Headers show
Series Implement execute-only protection on powerpc | expand

Commit Message

Christophe Leroy Sept. 25, 2023, 6:31 p.m. UTC 
pte_mkuser() is never used. Remove it.

pte_mkpriviledged() is not used anymore. Remove it too.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/book3s/32/pgtable.h | 10 ----------
 arch/powerpc/include/asm/book3s/64/pgtable.h | 10 ----------
 arch/powerpc/include/asm/nohash/32/pte-8xx.h | 14 --------------
 arch/powerpc/include/asm/nohash/pgtable.h    | 14 --------------
 arch/powerpc/include/asm/nohash/pte-e500.h   | 15 ---------------
 5 files changed, 63 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h
index 45b69ae2631e..80505915c77c 100644
--- a/arch/powerpc/include/asm/book3s/32/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/32/pgtable.h
@@ -522,16 +522,6 @@  static inline pte_t pte_mkhuge(pte_t pte)
 	return pte;
 }
 
-static inline pte_t pte_mkprivileged(pte_t pte)
-{
-	return __pte(pte_val(pte) & ~_PAGE_USER);
-}
-
-static inline pte_t pte_mkuser(pte_t pte)
-{
-	return __pte(pte_val(pte) | _PAGE_USER);
-}
-
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
 	return __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot));
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index dbd545e73161..c3b921769ece 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -630,16 +630,6 @@  static inline pte_t pte_mkdevmap(pte_t pte)
 	return __pte_raw(pte_raw(pte) | cpu_to_be64(_PAGE_SPECIAL | _PAGE_DEVMAP));
 }
 
-static inline pte_t pte_mkprivileged(pte_t pte)
-{
-	return __pte_raw(pte_raw(pte) | cpu_to_be64(_PAGE_PRIVILEGED));
-}
-
-static inline pte_t pte_mkuser(pte_t pte)
-{
-	return __pte_raw(pte_raw(pte) & cpu_to_be64(~_PAGE_PRIVILEGED));
-}
-
 /*
  * This is potentially called with a pmd as the argument, in which case it's not
  * safe to check _PAGE_DEVMAP unless we also confirm that _PAGE_PTE is set.
diff --git a/arch/powerpc/include/asm/nohash/32/pte-8xx.h b/arch/powerpc/include/asm/nohash/32/pte-8xx.h
index 52395a5ecd70..843fe0138a66 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-8xx.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-8xx.h
@@ -122,20 +122,6 @@  static inline bool pte_user(pte_t pte)
 
 #define pte_user pte_user
 
-static inline pte_t pte_mkprivileged(pte_t pte)
-{
-	return __pte(pte_val(pte) | _PAGE_SH);
-}
-
-#define pte_mkprivileged pte_mkprivileged
-
-static inline pte_t pte_mkuser(pte_t pte)
-{
-	return __pte(pte_val(pte) & ~_PAGE_SH);
-}
-
-#define pte_mkuser pte_mkuser
-
 static inline pte_t pte_mkhuge(pte_t pte)
 {
 	return __pte(pte_val(pte) | _PAGE_SPS | _PAGE_HUGE);
diff --git a/arch/powerpc/include/asm/nohash/pgtable.h b/arch/powerpc/include/asm/nohash/pgtable.h
index 1493f0b09ae9..9619beae4454 100644
--- a/arch/powerpc/include/asm/nohash/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/pgtable.h
@@ -252,20 +252,6 @@  static inline pte_t pte_mkhuge(pte_t pte)
 }
 #endif
 
-#ifndef pte_mkprivileged
-static inline pte_t pte_mkprivileged(pte_t pte)
-{
-	return __pte(pte_val(pte) & ~_PAGE_USER);
-}
-#endif
-
-#ifndef pte_mkuser
-static inline pte_t pte_mkuser(pte_t pte)
-{
-	return __pte(pte_val(pte) | _PAGE_USER);
-}
-#endif
-
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
 	return __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot));
diff --git a/arch/powerpc/include/asm/nohash/pte-e500.h b/arch/powerpc/include/asm/nohash/pte-e500.h
index 99288e26b6b0..9f9e3f02d414 100644
--- a/arch/powerpc/include/asm/nohash/pte-e500.h
+++ b/arch/powerpc/include/asm/nohash/pte-e500.h
@@ -54,7 +54,6 @@ 
 #define _PAGE_KERNEL_RWX	(_PAGE_BAP_SW | _PAGE_BAP_SR | _PAGE_DIRTY | _PAGE_BAP_SX)
 #define _PAGE_KERNEL_ROX	(_PAGE_BAP_SR | _PAGE_BAP_SX)
 #define _PAGE_USER		(_PAGE_BAP_UR | _PAGE_BAP_SR) /* Can be read */
-#define _PAGE_PRIVILEGED	(_PAGE_BAP_SR)
 
 #define _PAGE_SPECIAL	_PAGE_SW0
 
@@ -99,20 +98,6 @@ 
 #define PAGE_READONLY_X	__pgprot(_PAGE_BASE | _PAGE_USER | _PAGE_BAP_UX)
 
 #ifndef __ASSEMBLY__
-static inline pte_t pte_mkprivileged(pte_t pte)
-{
-	return __pte((pte_val(pte) & ~_PAGE_USER) | _PAGE_PRIVILEGED);
-}
-
-#define pte_mkprivileged pte_mkprivileged
-
-static inline pte_t pte_mkuser(pte_t pte)
-{
-	return __pte((pte_val(pte) & ~_PAGE_PRIVILEGED) | _PAGE_USER);
-}
-
-#define pte_mkuser pte_mkuser
-
 static inline pte_t pte_mkexec(pte_t pte)
 {
 	return __pte((pte_val(pte) & ~_PAGE_BAP_SX) | _PAGE_BAP_UX);