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authorAlexei Starovoitov <ast@kernel.org>2025-02-20 18:10:24 -0800
committerAlexei Starovoitov <ast@kernel.org>2025-02-20 18:13:57 -0800
commitbd4319b6c2b36aa5c6534aec1dbe16921ec960ef (patch)
treeaec6748a7c59ea9a3ebb2c543b2e7f0ce2806b91 /lib/test_xarray.c
parent7042882abc04c720ea798198981943502f4221fe (diff)
parent319fc77f8f45a1b3dba15b0cc1a869778fd222f7 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf bpf-6.14-rc4
Cross-merge bpf fixes after downstream PR (bpf-6.14-rc4). Minor conflict: kernel/bpf/btf.c Adjacent changes: kernel/bpf/arena.c kernel/bpf/btf.c kernel/bpf/syscall.c kernel/bpf/verifier.c mm/memory.c Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'lib/test_xarray.c')
-rw-r--r--lib/test_xarray.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/lib/test_xarray.c b/lib/test_xarray.c
index 6932a26f4927..0e865bab4a10 100644
--- a/lib/test_xarray.c
+++ b/lib/test_xarray.c
@@ -1418,7 +1418,7 @@ static noinline void check_pause(struct xarray *xa)
{
XA_STATE(xas, xa, 0);
void *entry;
- unsigned int order;
+ int order;
unsigned long index = 1;
unsigned int count = 0;
@@ -1450,7 +1450,7 @@ static noinline void check_pause(struct xarray *xa)
xa_destroy(xa);
index = 0;
- for (order = XA_CHUNK_SHIFT; order > 0; order--) {
+ for (order = order_limit - 1; order >= 0; order--) {
XA_BUG_ON(xa, xa_store_order(xa, index, order,
xa_mk_index(index), GFP_KERNEL));
index += 1UL << order;
@@ -1462,24 +1462,25 @@ static noinline void check_pause(struct xarray *xa)
rcu_read_lock();
xas_for_each(&xas, entry, ULONG_MAX) {
XA_BUG_ON(xa, entry != xa_mk_index(index));
- index += 1UL << (XA_CHUNK_SHIFT - count);
+ index += 1UL << (order_limit - count - 1);
count++;
}
rcu_read_unlock();
- XA_BUG_ON(xa, count != XA_CHUNK_SHIFT);
+ XA_BUG_ON(xa, count != order_limit);
index = 0;
count = 0;
- xas_set(&xas, XA_CHUNK_SIZE / 2 + 1);
+ /* test unaligned index */
+ xas_set(&xas, 1 % (1UL << (order_limit - 1)));
rcu_read_lock();
xas_for_each(&xas, entry, ULONG_MAX) {
XA_BUG_ON(xa, entry != xa_mk_index(index));
- index += 1UL << (XA_CHUNK_SHIFT - count);
+ index += 1UL << (order_limit - count - 1);
count++;
xas_pause(&xas);
}
rcu_read_unlock();
- XA_BUG_ON(xa, count != XA_CHUNK_SHIFT);
+ XA_BUG_ON(xa, count != order_limit);
xa_destroy(xa);