kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/lib/zlib_inflate/infutil.h
..
..
@@ -12,14 +12,28 @@
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 #define _INFUTIL_H
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 #include <linux/zlib.h>
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+#ifdef CONFIG_ZLIB_DFLTCC
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+#include "../zlib_dfltcc/dfltcc.h"
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+#include <asm/page.h>
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+#endif
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 /* memory allocation for inflation */
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 struct inflate_workspace {
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 	struct inflate_state inflate_state;
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-	unsigned char working_window[1 << MAX_WBITS];
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+#ifdef CONFIG_ZLIB_DFLTCC
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+	struct dfltcc_state dfltcc_state;
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+	unsigned char working_window[(1 << MAX_WBITS) + PAGE_SIZE];
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+#else
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+	unsigned char working_window[(1 << MAX_WBITS)];
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+#endif
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 };
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-#define WS(z) ((struct inflate_workspace *)(z->workspace))
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+#ifdef CONFIG_ZLIB_DFLTCC
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+/* dfltcc_state must be doubleword aligned for DFLTCC call */
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+static_assert(offsetof(struct inflate_workspace, dfltcc_state) % 8 == 0);
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+#endif
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+
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+#define WS(strm) ((struct inflate_workspace *)(strm->workspace))
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 #endif