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linuxkm/linuxkm_wc_port.h: refactor the fix for folio_flags()/const_folio_flags() text segment spam -- inhibiting inclusion of linux/page-flags.h breaks on some kernel configs.

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This commit is contained in:
Daniel Pouzzner
2025-07-14 10:27:35 -05:00
parent 99d26f0347
commit ee3b459e16
1 changed files with 14 additions and 9 deletions
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23
linuxkm/linuxkm_wc_port.h
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@@ -113,6 +113,20 @@
#ifdef BUILDING_WOLFSSL #ifdef BUILDING_WOLFSSL
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 16, 0) && defined(CONFIG_X86)
/* linux/slab.h recursively brings in linux/page-flags.h, bringing in
* non-inline implementations of functions folio_flags() and
* const_folio_flags(). but we can retrofit the attribute.
*/
struct folio;
static __always_inline unsigned long *folio_flags(
struct folio *folio, unsigned n);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 9, 0)
static __always_inline const unsigned long *const_folio_flags(
const struct folio *folio, unsigned n);
#endif
#endif
#if defined(CONFIG_MIPS) && defined(HAVE_LINUXKM_PIE_SUPPORT) #if defined(CONFIG_MIPS) && defined(HAVE_LINUXKM_PIE_SUPPORT)
/* __ZBOOT__ disables some unhelpful macros around the mem*() funcs in /* __ZBOOT__ disables some unhelpful macros around the mem*() funcs in
* legacy arch/mips/include/asm/string.h * legacy arch/mips/include/asm/string.h
@@ -288,15 +302,6 @@
#endif /* !CONFIG_FORTIFY_SOURCE */ #endif /* !CONFIG_FORTIFY_SOURCE */
#if defined(__PIE__) && (LINUX_VERSION_CODE >= KERNEL_VERSION(6, 1, 0)) && \
defined(CONFIG_X86)
/* linux/slab.h will recursively bring in linux/page-flags.h, polluting the
* wolfCrypt container objects with static functions const_folio_flags() and
* folio_flags(), unless we kludge it off thusly.
*/
#define PAGE_FLAGS_H
#endif
#include <linux/init.h> #include <linux/init.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/delay.h> #include <linux/delay.h>