printk: add print_hex_dump_devel()

Add print_hex_dump_devel() as the hex dump equivalent of pr_devel(),
which emits output only when DEBUG is enabled, but keeps call sites
compiled otherwise.

Suggested-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Reviewed-by: John Ogness <john.ogness@linutronix.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Thorsten Blum
2026-03-19 10:29:32 +01:00
committed by Herbert Xu
parent b0bfa49c03
commit d134feeb5d

View File

@@ -801,6 +801,19 @@ static inline void print_hex_dump_debug(const char *prefix_str, int prefix_type,
}
#endif
#if defined(DEBUG)
#define print_hex_dump_devel(prefix_str, prefix_type, rowsize, \
groupsize, buf, len, ascii) \
print_hex_dump(KERN_DEBUG, prefix_str, prefix_type, rowsize, \
groupsize, buf, len, ascii)
#else
static inline void print_hex_dump_devel(const char *prefix_str, int prefix_type,
int rowsize, int groupsize,
const void *buf, size_t len, bool ascii)
{
}
#endif
/**
* print_hex_dump_bytes - shorthand form of print_hex_dump() with default params
* @prefix_str: string to prefix each line with;