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authorMark Rutland <mark.rutland@arm.com>2021-07-13 11:52:50 +0100
committerPeter Zijlstra <peterz@infradead.org>2021-07-16 18:46:44 +0200
commitf3e615b4db1fb7034f1d76dc307b77cc848f040e (patch)
tree131fa0f8061d0faae81132f964e4e929a1ad4759 /scripts/atomic/fallbacks
parentlocking/atomic: simplify ifdef generation (diff)
downloadlinux-dev-f3e615b4db1fb7034f1d76dc307b77cc848f040e.tar.xz
linux-dev-f3e615b4db1fb7034f1d76dc307b77cc848f040e.zip
locking/atomic: remove ARCH_ATOMIC remanants
Now that gen-atomic-fallback.sh is only used to generate the arch_* fallbacks, we don't need to also generate the non-arch_* forms, and can removethe infrastructure this needed. There is no change to any of the generated headers as a result of this patch. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/20210713105253.7615-3-mark.rutland@arm.com
Diffstat (limited to 'scripts/atomic/fallbacks')
-rwxr-xr-xscripts/atomic/fallbacks/acquire4
-rwxr-xr-xscripts/atomic/fallbacks/add_negative6
-rwxr-xr-xscripts/atomic/fallbacks/add_unless6
-rwxr-xr-xscripts/atomic/fallbacks/andnot4
-rwxr-xr-xscripts/atomic/fallbacks/dec4
-rwxr-xr-xscripts/atomic/fallbacks/dec_and_test6
-rwxr-xr-xscripts/atomic/fallbacks/dec_if_positive6
-rwxr-xr-xscripts/atomic/fallbacks/dec_unless_positive6
-rwxr-xr-xscripts/atomic/fallbacks/fence4
-rwxr-xr-xscripts/atomic/fallbacks/fetch_add_unless8
-rwxr-xr-xscripts/atomic/fallbacks/inc4
-rwxr-xr-xscripts/atomic/fallbacks/inc_and_test6
-rwxr-xr-xscripts/atomic/fallbacks/inc_not_zero6
-rwxr-xr-xscripts/atomic/fallbacks/inc_unless_negative6
-rwxr-xr-xscripts/atomic/fallbacks/read_acquire2
-rwxr-xr-xscripts/atomic/fallbacks/release4
-rwxr-xr-xscripts/atomic/fallbacks/set_release2
-rwxr-xr-xscripts/atomic/fallbacks/sub_and_test6
-rwxr-xr-xscripts/atomic/fallbacks/try_cmpxchg4
19 files changed, 47 insertions, 47 deletions
diff --git a/scripts/atomic/fallbacks/acquire b/scripts/atomic/fallbacks/acquire
index 59c00529dc7c..ef764085c79a 100755
--- a/scripts/atomic/fallbacks/acquire
+++ b/scripts/atomic/fallbacks/acquire
@@ -1,8 +1,8 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}${name}${sfx}_acquire(${params})
+arch_${atomic}_${pfx}${name}${sfx}_acquire(${params})
{
- ${ret} ret = ${arch}${atomic}_${pfx}${name}${sfx}_relaxed(${args});
+ ${ret} ret = arch_${atomic}_${pfx}${name}${sfx}_relaxed(${args});
__atomic_acquire_fence();
return ret;
}
diff --git a/scripts/atomic/fallbacks/add_negative b/scripts/atomic/fallbacks/add_negative
index a66635bceefb..15caa2eb2371 100755
--- a/scripts/atomic/fallbacks/add_negative
+++ b/scripts/atomic/fallbacks/add_negative
@@ -1,6 +1,6 @@
cat <<EOF
/**
- * ${arch}${atomic}_add_negative - add and test if negative
+ * arch_${atomic}_add_negative - add and test if negative
* @i: integer value to add
* @v: pointer of type ${atomic}_t
*
@@ -9,8 +9,8 @@ cat <<EOF
* result is greater than or equal to zero.
*/
static __always_inline bool
-${arch}${atomic}_add_negative(${int} i, ${atomic}_t *v)
+arch_${atomic}_add_negative(${int} i, ${atomic}_t *v)
{
- return ${arch}${atomic}_add_return(i, v) < 0;
+ return arch_${atomic}_add_return(i, v) < 0;
}
EOF
diff --git a/scripts/atomic/fallbacks/add_unless b/scripts/atomic/fallbacks/add_unless
index 2ff598a3f9ec..9e5159c2ccfc 100755
--- a/scripts/atomic/fallbacks/add_unless
+++ b/scripts/atomic/fallbacks/add_unless
@@ -1,6 +1,6 @@
cat << EOF
/**
- * ${arch}${atomic}_add_unless - add unless the number is already a given value
+ * arch_${atomic}_add_unless - add unless the number is already a given value
* @v: pointer of type ${atomic}_t
* @a: the amount to add to v...
* @u: ...unless v is equal to u.
@@ -9,8 +9,8 @@ cat << EOF
* Returns true if the addition was done.
*/
static __always_inline bool
-${arch}${atomic}_add_unless(${atomic}_t *v, ${int} a, ${int} u)
+arch_${atomic}_add_unless(${atomic}_t *v, ${int} a, ${int} u)
{
- return ${arch}${atomic}_fetch_add_unless(v, a, u) != u;
+ return arch_${atomic}_fetch_add_unless(v, a, u) != u;
}
EOF
diff --git a/scripts/atomic/fallbacks/andnot b/scripts/atomic/fallbacks/andnot
index 3f18663dcefb..5a42f54a3595 100755
--- a/scripts/atomic/fallbacks/andnot
+++ b/scripts/atomic/fallbacks/andnot
@@ -1,7 +1,7 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}andnot${sfx}${order}(${int} i, ${atomic}_t *v)
+arch_${atomic}_${pfx}andnot${sfx}${order}(${int} i, ${atomic}_t *v)
{
- ${retstmt}${arch}${atomic}_${pfx}and${sfx}${order}(~i, v);
+ ${retstmt}arch_${atomic}_${pfx}and${sfx}${order}(~i, v);
}
EOF
diff --git a/scripts/atomic/fallbacks/dec b/scripts/atomic/fallbacks/dec
index e2e01f0574bb..8c144c818e9e 100755
--- a/scripts/atomic/fallbacks/dec
+++ b/scripts/atomic/fallbacks/dec
@@ -1,7 +1,7 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}dec${sfx}${order}(${atomic}_t *v)
+arch_${atomic}_${pfx}dec${sfx}${order}(${atomic}_t *v)
{
- ${retstmt}${arch}${atomic}_${pfx}sub${sfx}${order}(1, v);
+ ${retstmt}arch_${atomic}_${pfx}sub${sfx}${order}(1, v);
}
EOF
diff --git a/scripts/atomic/fallbacks/dec_and_test b/scripts/atomic/fallbacks/dec_and_test
index e8a5e492eb5f..8549f359bd0e 100755
--- a/scripts/atomic/fallbacks/dec_and_test
+++ b/scripts/atomic/fallbacks/dec_and_test
@@ -1,6 +1,6 @@
cat <<EOF
/**
- * ${arch}${atomic}_dec_and_test - decrement and test
+ * arch_${atomic}_dec_and_test - decrement and test
* @v: pointer of type ${atomic}_t
*
* Atomically decrements @v by 1 and
@@ -8,8 +8,8 @@ cat <<EOF
* cases.
*/
static __always_inline bool
-${arch}${atomic}_dec_and_test(${atomic}_t *v)
+arch_${atomic}_dec_and_test(${atomic}_t *v)
{
- return ${arch}${atomic}_dec_return(v) == 0;
+ return arch_${atomic}_dec_return(v) == 0;
}
EOF
diff --git a/scripts/atomic/fallbacks/dec_if_positive b/scripts/atomic/fallbacks/dec_if_positive
index 527adec89c37..86bdced3428d 100755
--- a/scripts/atomic/fallbacks/dec_if_positive
+++ b/scripts/atomic/fallbacks/dec_if_positive
@@ -1,14 +1,14 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_dec_if_positive(${atomic}_t *v)
+arch_${atomic}_dec_if_positive(${atomic}_t *v)
{
- ${int} dec, c = ${arch}${atomic}_read(v);
+ ${int} dec, c = arch_${atomic}_read(v);
do {
dec = c - 1;
if (unlikely(dec < 0))
break;
- } while (!${arch}${atomic}_try_cmpxchg(v, &c, dec));
+ } while (!arch_${atomic}_try_cmpxchg(v, &c, dec));
return dec;
}
diff --git a/scripts/atomic/fallbacks/dec_unless_positive b/scripts/atomic/fallbacks/dec_unless_positive
index dcab6848ca1e..c531d5afecc4 100755
--- a/scripts/atomic/fallbacks/dec_unless_positive
+++ b/scripts/atomic/fallbacks/dec_unless_positive
@@ -1,13 +1,13 @@
cat <<EOF
static __always_inline bool
-${arch}${atomic}_dec_unless_positive(${atomic}_t *v)
+arch_${atomic}_dec_unless_positive(${atomic}_t *v)
{
- ${int} c = ${arch}${atomic}_read(v);
+ ${int} c = arch_${atomic}_read(v);
do {
if (unlikely(c > 0))
return false;
- } while (!${arch}${atomic}_try_cmpxchg(v, &c, c - 1));
+ } while (!arch_${atomic}_try_cmpxchg(v, &c, c - 1));
return true;
}
diff --git a/scripts/atomic/fallbacks/fence b/scripts/atomic/fallbacks/fence
index 3764fc8ce945..07757d8e338e 100755
--- a/scripts/atomic/fallbacks/fence
+++ b/scripts/atomic/fallbacks/fence
@@ -1,10 +1,10 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}${name}${sfx}(${params})
+arch_${atomic}_${pfx}${name}${sfx}(${params})
{
${ret} ret;
__atomic_pre_full_fence();
- ret = ${arch}${atomic}_${pfx}${name}${sfx}_relaxed(${args});
+ ret = arch_${atomic}_${pfx}${name}${sfx}_relaxed(${args});
__atomic_post_full_fence();
return ret;
}
diff --git a/scripts/atomic/fallbacks/fetch_add_unless b/scripts/atomic/fallbacks/fetch_add_unless
index 0e0b9aef1515..68ce13c8b9da 100755
--- a/scripts/atomic/fallbacks/fetch_add_unless
+++ b/scripts/atomic/fallbacks/fetch_add_unless
@@ -1,6 +1,6 @@
cat << EOF
/**
- * ${arch}${atomic}_fetch_add_unless - add unless the number is already a given value
+ * arch_${atomic}_fetch_add_unless - add unless the number is already a given value
* @v: pointer of type ${atomic}_t
* @a: the amount to add to v...
* @u: ...unless v is equal to u.
@@ -9,14 +9,14 @@ cat << EOF
* Returns original value of @v
*/
static __always_inline ${int}
-${arch}${atomic}_fetch_add_unless(${atomic}_t *v, ${int} a, ${int} u)
+arch_${atomic}_fetch_add_unless(${atomic}_t *v, ${int} a, ${int} u)
{
- ${int} c = ${arch}${atomic}_read(v);
+ ${int} c = arch_${atomic}_read(v);
do {
if (unlikely(c == u))
break;
- } while (!${arch}${atomic}_try_cmpxchg(v, &c, c + a));
+ } while (!arch_${atomic}_try_cmpxchg(v, &c, c + a));
return c;
}
diff --git a/scripts/atomic/fallbacks/inc b/scripts/atomic/fallbacks/inc
index 15ec62946e8c..3c2c3739169e 100755
--- a/scripts/atomic/fallbacks/inc
+++ b/scripts/atomic/fallbacks/inc
@@ -1,7 +1,7 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}inc${sfx}${order}(${atomic}_t *v)
+arch_${atomic}_${pfx}inc${sfx}${order}(${atomic}_t *v)
{
- ${retstmt}${arch}${atomic}_${pfx}add${sfx}${order}(1, v);
+ ${retstmt}arch_${atomic}_${pfx}add${sfx}${order}(1, v);
}
EOF
diff --git a/scripts/atomic/fallbacks/inc_and_test b/scripts/atomic/fallbacks/inc_and_test
index cecc8322a21f..0cf23fe1efb8 100755
--- a/scripts/atomic/fallbacks/inc_and_test
+++ b/scripts/atomic/fallbacks/inc_and_test
@@ -1,6 +1,6 @@
cat <<EOF
/**
- * ${arch}${atomic}_inc_and_test - increment and test
+ * arch_${atomic}_inc_and_test - increment and test
* @v: pointer of type ${atomic}_t
*
* Atomically increments @v by 1
@@ -8,8 +8,8 @@ cat <<EOF
* other cases.
*/
static __always_inline bool
-${arch}${atomic}_inc_and_test(${atomic}_t *v)
+arch_${atomic}_inc_and_test(${atomic}_t *v)
{
- return ${arch}${atomic}_inc_return(v) == 0;
+ return arch_${atomic}_inc_return(v) == 0;
}
EOF
diff --git a/scripts/atomic/fallbacks/inc_not_zero b/scripts/atomic/fallbacks/inc_not_zero
index 50f2d4d48279..ed8a1f562667 100755
--- a/scripts/atomic/fallbacks/inc_not_zero
+++ b/scripts/atomic/fallbacks/inc_not_zero
@@ -1,14 +1,14 @@
cat <<EOF
/**
- * ${arch}${atomic}_inc_not_zero - increment unless the number is zero
+ * arch_${atomic}_inc_not_zero - increment unless the number is zero
* @v: pointer of type ${atomic}_t
*
* Atomically increments @v by 1, if @v is non-zero.
* Returns true if the increment was done.
*/
static __always_inline bool
-${arch}${atomic}_inc_not_zero(${atomic}_t *v)
+arch_${atomic}_inc_not_zero(${atomic}_t *v)
{
- return ${arch}${atomic}_add_unless(v, 1, 0);
+ return arch_${atomic}_add_unless(v, 1, 0);
}
EOF
diff --git a/scripts/atomic/fallbacks/inc_unless_negative b/scripts/atomic/fallbacks/inc_unless_negative
index 87629e0d4a80..95d8ce48233f 100755
--- a/scripts/atomic/fallbacks/inc_unless_negative
+++ b/scripts/atomic/fallbacks/inc_unless_negative
@@ -1,13 +1,13 @@
cat <<EOF
static __always_inline bool
-${arch}${atomic}_inc_unless_negative(${atomic}_t *v)
+arch_${atomic}_inc_unless_negative(${atomic}_t *v)
{
- ${int} c = ${arch}${atomic}_read(v);
+ ${int} c = arch_${atomic}_read(v);
do {
if (unlikely(c < 0))
return false;
- } while (!${arch}${atomic}_try_cmpxchg(v, &c, c + 1));
+ } while (!arch_${atomic}_try_cmpxchg(v, &c, c + 1));
return true;
}
diff --git a/scripts/atomic/fallbacks/read_acquire b/scripts/atomic/fallbacks/read_acquire
index 341a88dccaa7..803ba7561076 100755
--- a/scripts/atomic/fallbacks/read_acquire
+++ b/scripts/atomic/fallbacks/read_acquire
@@ -1,6 +1,6 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_read_acquire(const ${atomic}_t *v)
+arch_${atomic}_read_acquire(const ${atomic}_t *v)
{
return smp_load_acquire(&(v)->counter);
}
diff --git a/scripts/atomic/fallbacks/release b/scripts/atomic/fallbacks/release
index f8906d537c0f..b46feb56d69c 100755
--- a/scripts/atomic/fallbacks/release
+++ b/scripts/atomic/fallbacks/release
@@ -1,8 +1,8 @@
cat <<EOF
static __always_inline ${ret}
-${arch}${atomic}_${pfx}${name}${sfx}_release(${params})
+arch_${atomic}_${pfx}${name}${sfx}_release(${params})
{
__atomic_release_fence();
- ${retstmt}${arch}${atomic}_${pfx}${name}${sfx}_relaxed(${args});
+ ${retstmt}arch_${atomic}_${pfx}${name}${sfx}_relaxed(${args});
}
EOF
diff --git a/scripts/atomic/fallbacks/set_release b/scripts/atomic/fallbacks/set_release
index 76068272d5f5..86ede759f24e 100755
--- a/scripts/atomic/fallbacks/set_release
+++ b/scripts/atomic/fallbacks/set_release
@@ -1,6 +1,6 @@
cat <<EOF
static __always_inline void
-${arch}${atomic}_set_release(${atomic}_t *v, ${int} i)
+arch_${atomic}_set_release(${atomic}_t *v, ${int} i)
{
smp_store_release(&(v)->counter, i);
}
diff --git a/scripts/atomic/fallbacks/sub_and_test b/scripts/atomic/fallbacks/sub_and_test
index c580f4c2136e..260f37341c88 100755
--- a/scripts/atomic/fallbacks/sub_and_test
+++ b/scripts/atomic/fallbacks/sub_and_test
@@ -1,6 +1,6 @@
cat <<EOF
/**
- * ${arch}${atomic}_sub_and_test - subtract value from variable and test result
+ * arch_${atomic}_sub_and_test - subtract value from variable and test result
* @i: integer value to subtract
* @v: pointer of type ${atomic}_t
*
@@ -9,8 +9,8 @@ cat <<EOF
* other cases.
*/
static __always_inline bool
-${arch}${atomic}_sub_and_test(${int} i, ${atomic}_t *v)
+arch_${atomic}_sub_and_test(${int} i, ${atomic}_t *v)
{
- return ${arch}${atomic}_sub_return(i, v) == 0;
+ return arch_${atomic}_sub_return(i, v) == 0;
}
EOF
diff --git a/scripts/atomic/fallbacks/try_cmpxchg b/scripts/atomic/fallbacks/try_cmpxchg
index 06db0f738e45..890f850ede37 100755
--- a/scripts/atomic/fallbacks/try_cmpxchg
+++ b/scripts/atomic/fallbacks/try_cmpxchg
@@ -1,9 +1,9 @@
cat <<EOF
static __always_inline bool
-${arch}${atomic}_try_cmpxchg${order}(${atomic}_t *v, ${int} *old, ${int} new)
+arch_${atomic}_try_cmpxchg${order}(${atomic}_t *v, ${int} *old, ${int} new)
{
${int} r, o = *old;
- r = ${arch}${atomic}_cmpxchg${order}(v, o, new);
+ r = arch_${atomic}_cmpxchg${order}(v, o, new);
if (unlikely(r != o))
*old = r;
return likely(r == o);