[xen staging] xen/arm: Rename psr_mode_is_user to regs_mode_is_user

[patchbot@xxxxxxx]

commit 66b467a0e86daff8caa2b571871b1cb96633df45
Author:     Michal Orzel <michal.orzel@xxxxxxx>
AuthorDate: Tue Feb 22 11:56:13 2022 +0100
Commit:     Julien Grall <jgrall@xxxxxxxxxx>
CommitDate: Thu Feb 24 15:21:17 2022 +0000

    xen/arm: Rename psr_mode_is_user to regs_mode_is_user
    
    Perform renaming of psr_mode_is_user to regs_mode_is_user in order to
    reflect that it takes struct cpu_user_regs as a parameter and not
    psr.
    
    Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
    Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
---
 xen/arch/arm/arm64/vsysreg.c    |  4 ++--
 xen/arch/arm/include/asm/regs.h |  4 ++--
 xen/arch/arm/traps.c            | 12 ++++++------
 xen/arch/arm/vcpreg.c           |  4 ++--
 xen/arch/arm/vtimer.c           |  2 +-
 5 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/xen/arch/arm/arm64/vsysreg.c b/xen/arch/arm/arm64/vsysreg.c
index cf55544081..758750983c 100644
--- a/xen/arch/arm/arm64/vsysreg.c
+++ b/xen/arch/arm/arm64/vsysreg.c
@@ -91,7 +91,7 @@ void do_sysreg(struct cpu_user_regs *regs,
      * ARMv8 (DDI 0487A.d): D7.2.1
      */
     case HSR_SYSREG_ACTLR_EL1:
-        if ( psr_mode_is_user(regs) )
+        if ( regs_mode_is_user(regs) )
             return inject_undef_exception(regs, hsr);
         if ( hsr.sysreg.read )
             set_user_reg(regs, regidx, v->arch.actlr);
@@ -206,7 +206,7 @@ void do_sysreg(struct cpu_user_regs *regs,
         return handle_raz_wi(regs, regidx, hsr.sysreg.read, hsr, 1);
     case HSR_SYSREG_PMUSERENR_EL0:
         /* RO at EL0. RAZ/WI at EL1 */
-        if ( psr_mode_is_user(regs) )
+        if ( regs_mode_is_user(regs) )
             return handle_ro_raz(regs, regidx, hsr.sysreg.read, hsr, 0);
         else
             return handle_raz_wi(regs, regidx, hsr.sysreg.read, hsr, 1);
diff --git a/xen/arch/arm/include/asm/regs.h b/xen/arch/arm/include/asm/regs.h
index 04e821138a..794721a103 100644
--- a/xen/arch/arm/include/asm/regs.h
+++ b/xen/arch/arm/include/asm/regs.h
@@ -33,7 +33,7 @@ static inline bool regs_mode_is_32bit(const struct 
cpu_user_regs *regs)
 
 #ifdef CONFIG_ARM_32
 #define hyp_mode(r)     psr_mode((r)->cpsr,PSR_MODE_HYP)
-#define psr_mode_is_user(r) usr_mode(r)
+#define regs_mode_is_user(r) usr_mode(r)
 #else
 #define hyp_mode(r)     (psr_mode((r)->cpsr,PSR_MODE_EL2h) || \
                          psr_mode((r)->cpsr,PSR_MODE_EL2t))
@@ -42,7 +42,7 @@ static inline bool regs_mode_is_32bit(const struct 
cpu_user_regs *regs)
  * Trap may have been taken from EL0, which might be in AArch32 usr
  * mode, or in AArch64 mode (PSR_MODE_EL0t).
  */
-#define psr_mode_is_user(r) \
+#define regs_mode_is_user(r) \
     (psr_mode((r)->cpsr,PSR_MODE_EL0t) || usr_mode(r))
 #endif
 
diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index 0db8e42d65..7a1b679b8c 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -561,7 +561,7 @@ static void inject_abt64_exception(struct cpu_user_regs 
*regs,
         .len = instr_len,
     };
 
-    if ( psr_mode_is_user(regs) )
+    if ( regs_mode_is_user(regs) )
         esr.ec = prefetch
             ? HSR_EC_INSTR_ABORT_LOWER_EL : HSR_EC_DATA_ABORT_LOWER_EL;
     else
@@ -1193,7 +1193,7 @@ void vcpu_show_execution_state(struct vcpu *v)
     vcpu_pause(v); /* acceptably dangerous */
 
     vcpu_show_registers(v);
-    if ( !psr_mode_is_user(&v->arch.cpu_info->guest_cpu_user_regs) )
+    if ( !regs_mode_is_user(&v->arch.cpu_info->guest_cpu_user_regs) )
         show_guest_stack(v, &v->arch.cpu_info->guest_cpu_user_regs);
 
     vcpu_unpause(v);
@@ -1560,7 +1560,7 @@ enum mc_disposition arch_do_multicall_call(struct 
mc_state *state)
                          multi->args[2], multi->args[3],
                          multi->args[4]);
 
-    return likely(!psr_mode_is_user(guest_cpu_user_regs()))
+    return likely(!regs_mode_is_user(guest_cpu_user_regs()))
            ? mc_continue : mc_preempt;
 }
 
@@ -1699,7 +1699,7 @@ void handle_raz_wi(struct cpu_user_regs *regs,
 {
     ASSERT((min_el == 0) || (min_el == 1));
 
-    if ( min_el > 0 && psr_mode_is_user(regs) )
+    if ( min_el > 0 && regs_mode_is_user(regs) )
         return inject_undef_exception(regs, hsr);
 
     if ( read )
@@ -1718,7 +1718,7 @@ void handle_wo_wi(struct cpu_user_regs *regs,
 {
     ASSERT((min_el == 0) || (min_el == 1));
 
-    if ( min_el > 0 && psr_mode_is_user(regs) )
+    if ( min_el > 0 && regs_mode_is_user(regs) )
         return inject_undef_exception(regs, hsr);
 
     if ( read )
@@ -1738,7 +1738,7 @@ void handle_ro_read_val(struct cpu_user_regs *regs,
 {
     ASSERT((min_el == 0) || (min_el == 1));
 
-    if ( min_el > 0 && psr_mode_is_user(regs) )
+    if ( min_el > 0 && regs_mode_is_user(regs) )
         return inject_undef_exception(regs, hsr);
 
     if ( !read )
diff --git a/xen/arch/arm/vcpreg.c b/xen/arch/arm/vcpreg.c
index dfc18d12ff..b5fbbe1cb8 100644
--- a/xen/arch/arm/vcpreg.c
+++ b/xen/arch/arm/vcpreg.c
@@ -224,7 +224,7 @@ void do_cp15_32(struct cpu_user_regs *regs, const union hsr 
hsr)
      * ARMv8 (DDI 0487A.d): G6.2.1
      */
     case HSR_CPREG32(ACTLR):
-        if ( psr_mode_is_user(regs) )
+        if ( regs_mode_is_user(regs) )
             return inject_undef_exception(regs, hsr);
         if ( cp32.read )
             set_user_reg(regs, regidx, v->arch.actlr);
@@ -296,7 +296,7 @@ void do_cp15_32(struct cpu_user_regs *regs, const union hsr 
hsr)
      */
     case HSR_CPREG32(PMUSERENR):
         /* RO at EL0. RAZ/WI at EL1 */
-        if ( psr_mode_is_user(regs) )
+        if ( regs_mode_is_user(regs) )
             return handle_ro_raz(regs, regidx, cp32.read, hsr, 0);
         else
             return handle_raz_wi(regs, regidx, cp32.read, hsr, 1);
diff --git a/xen/arch/arm/vtimer.c b/xen/arch/arm/vtimer.c
index 0196951af4..5bb5970f58 100644
--- a/xen/arch/arm/vtimer.c
+++ b/xen/arch/arm/vtimer.c
@@ -36,7 +36,7 @@
  * CNTKCTL_EL1_ bit name which gates user access
  */
 #define ACCESS_ALLOWED(regs, user_gate) \
-    ( !psr_mode_is_user(regs) || \
+    ( !regs_mode_is_user(regs) || \
       (READ_SYSREG(CNTKCTL_EL1) & CNTKCTL_EL1_##user_gate) )
 
 static void phys_timer_expired(void *data)
--
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