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From: Ammar Faizi <[email protected]>
To: Jens Axboe <[email protected]>
Cc: Ammar Faizi <[email protected]>,
	io-uring Mailing List <[email protected]>,
	GNU/Weeb Mailing List <[email protected]>,
	Pavel Begunkov <[email protected]>,
	Alviro Iskandar Setiawan <[email protected]>
Subject: [PATCH liburing 2/3] arch/x86/lib: Provide `get_page_size()` function for x86 32-bit
Date: Fri, 15 Apr 2022 05:41:39 +0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

A preparation to add nolibc support for x86 32-bit. Provide
get_page_size() function for x86 32-bit.

x86 32-bit and x86-64, both have the same page size 4K, and they can
share the same function definition. Just remove the #ifdef here.

Co-authored-by: Alviro Iskandar Setiawan <[email protected]>
Signed-off-by: Alviro Iskandar Setiawan <[email protected]>
Signed-off-by: Ammar Faizi <[email protected]>
---
 src/arch/x86/lib.h | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/src/arch/x86/lib.h b/src/arch/x86/lib.h
index bacf74e..e6a74f3 100644
--- a/src/arch/x86/lib.h
+++ b/src/arch/x86/lib.h
@@ -7,26 +7,9 @@
 #ifndef LIBURING_ARCH_X86_LIB_H
 #define LIBURING_ARCH_X86_LIB_H
 
-#if defined(__x86_64__)
-
 static inline long get_page_size(void)
 {
 	return 4096;
 }
 
-#else /* #if defined(__x86_64__) */
-
-/*
- * For x86 (32-bit), fallback to libc wrapper.
- * We can't use CONFIG_NOLIBC for x86 (32-bit) at the moment.
- *
- * TODO: Add x86 (32-bit) nolibc support.
- */
-#ifdef CONFIG_NOLIBC
-	#error "x86 (32-bit) is currently not supported for nolibc builds"
-#endif
-#include "../generic/lib.h"
-
-#endif /* #if defined(__x86_64__) */
-
 #endif /* #ifndef LIBURING_ARCH_X86_LIB_H */
-- 
Ammar Faizi


  parent reply	other threads:[~2022-04-14 22:42 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-14 22:41 [PATCH liburing 0/3] Add x86 32-bit support for the nolibc build Ammar Faizi
2022-04-14 22:41 ` [PATCH liburing 1/3] arch/syscall-defs: Use `__NR_mmap2` instead of `__NR_mmap` for x86 32-bit Ammar Faizi
2022-04-14 22:41 ` Ammar Faizi [this message]
2022-04-14 22:41 ` [PATCH liburing 3/3] arch/x86/syscall: Add x86 32-bit native syscall support Ammar Faizi
2022-04-18  2:01 ` [PATCH liburing 0/3] Add x86 32-bit support for the nolibc build Jens Axboe
2022-04-18 14:14   ` Ammar Faizi
2022-04-18 15:23     ` Jens Axboe
2022-04-18 15:24 ` Jens Axboe

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