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authorJohn Daley <johndale@cisco.com>2025-01-15 10:13:12 -0800
committerJakub Kicinski <kuba@kernel.org>2025-01-16 17:18:53 -0800
commit8d20dcda404d48784f2359976811bfc189992aa0 (patch)
tree3490c628eaee74b0e8ea91992f5ca47be5c80752 /net/core
parent65a55aa7e64eefcd2a7f530a0bf8d21d20bffd37 (diff)
selftests: drv-net-hw: inject pp_alloc_fail errors in the right place
The tool pp_alloc_fail.py tested error recovery by injecting errors into the function page_pool_alloc_pages(). The page pool allocation function page_pool_dev_alloc() does not end up calling page_pool_alloc_pages(). page_pool_alloc_netmems() seems to be the function that is called by all of the page pool alloc functions in the API, so move error injection to that function instead. Signed-off-by: John Daley <johndale@cisco.com> Link: https://patch.msgid.link/20250115181312.3544-2-johndale@cisco.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/page_pool.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/page_pool.c b/net/core/page_pool.c
index 9733206d6406d..a3de752c5178d 100644
--- a/net/core/page_pool.c
+++ b/net/core/page_pool.c
@@ -595,13 +595,13 @@ netmem_ref page_pool_alloc_netmems(struct page_pool *pool, gfp_t gfp)
return netmem;
}
EXPORT_SYMBOL(page_pool_alloc_netmems);
+ALLOW_ERROR_INJECTION(page_pool_alloc_netmems, NULL);
struct page *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp)
{
return netmem_to_page(page_pool_alloc_netmems(pool, gfp));
}
EXPORT_SYMBOL(page_pool_alloc_pages);
-ALLOW_ERROR_INJECTION(page_pool_alloc_pages, NULL);
/* Calculate distance between two u32 values, valid if distance is below 2^(31)
* https://en.wikipedia.org/wiki/Serial_number_arithmetic#General_Solution