From patchwork Sun Jan 18 20:37:23 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 1580 Return-Path: X-Original-To: u-boot-concept@u-boot.org Delivered-To: u-boot-concept@u-boot.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1768768724; bh=OZwQ2UQQD+rtO0adTHHqdua1SFqPHzhVzLBTXfRB5T0=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=wFr8aV/BszUoDARZ1B/2Np9FTF/jke4s+X26qIKjEavKL3mYS5Z2Cr+Uq46Ipm8zT xUCsfCox0vRYFNoj7wbov4wr13ARprVMO32KEBRh+2QgHCDe7WvzX8wqyLoEdcwPiM 5udhHxcs3hWiys/DC0HqeUBl97utidcuvdReD2uhuzRFGW4mJVUdwG6K6gNzJ2PbR6 YEUegqyZAoiIp/lVtGIYOJfhsGxS/Z/t50cYrSiI6b/TVT8CdgmVQYfgoTLeM5Zzow 5yHkJ7Fh50r3xI2pko6AZVhfdD8YEhi/LY3+ps82y1v4vY38XA6GX+UpDFt/x/9o3o LvlASvL4nHO8w== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 1614B6948C for ; Sun, 18 Jan 2026 13:38:44 -0700 (MST) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id kOAG3zjgl1op for ; Sun, 18 Jan 2026 13:38:44 -0700 (MST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1768768723; bh=OZwQ2UQQD+rtO0adTHHqdua1SFqPHzhVzLBTXfRB5T0=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=vO3WSC0dLuDzX+1oGrYsnHtQQmQu6huIbaUe/LSeWWU/jqrPGHH9xJO59OBEYbASt CHDWxBMJK61dP+mjZ/8Vp1TsTyzmOcrC+Kg5yuR93Z82WFqCnwqHnT9Ml3gjJOHltz XMXbhk312UgQoeOJrIiF37sfFDXaz7DQa6xuKyNPwMvFrGGB7OQUkA1h/BGfHIASz4 Y/MgS0rtMM5STMsk/jrdM3p2NrfOKE3+6ZBMsV13JOymNywTGX63A6gCABXrjKsIgb SNr+Y4yGITv6jI+tu7FPhdkXtY7LV4cgKz/1aK2lLlWYP+X8szKtTkMyTmWU/ZeNYm rZWUtDXrcneDg== Received: from mail.u-boot.org (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id F253069487 for ; Sun, 18 Jan 2026 13:38:43 -0700 (MST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1768768722; bh=ZXeGdI3RhTNdCaWU+x4GdwQLzEd+xddIk2QRYh3tVhI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bxyhDnHooSRri6QthYcOlnCRTVZPRhi56SzwNx+WwNW6EJyE/a5QarthLzJ/lVB7Z C/JDKCPLTq6WfeYHTFM7WQjTxZ5HP7jix5FJis4VQcX5FmvoNAvfUO9ru6LQgIsF2c 90J5DpQZ8FkdJjht0a/FEqv0D4wpjvQAim3RM0zWh1cSnXhlSVIpHHfJidrXg/cIz2 Kp2hD7/lfhpBZElbYoviKDuIgBN6/7Sna9SEheaktqvuqKDGZK5qcNkxEQwOKBPFX4 j23FghJoENvtg7ph4qILG0VCURmBx7ROVs3GziKNcA6Fy0/rjHK3eaZrBuVeP7Q1T6 Q1zFZ8ylGkc+g== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 0E04569485; Sun, 18 Jan 2026 13:38:42 -0700 (MST) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10026) with ESMTP id tG4EwJQKv0WJ; Sun, 18 Jan 2026 13:38:41 -0700 (MST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1768768721; bh=3Zso0zR7Baj2V9vIyoCAd3J7htlygcNEMDarfqS6G1c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FpbR5P1YC7doGWEKCPwHUdYe7Q3N0bS7myXDpBwUpE8cJkcA3KnxhYP1SAN8eLrFM B8m8VuYdCGgkF0sYjtQi2hlA3jGpGnHbfizWYY6eFs6PAC61B29bdb69UFXiGglJpg 2Y4YnwOH2k248yTCFiaEnJ+PyR2Y1PvOD2RnuXC7NODPZeIwlc7KgZ1HUNDe79dw16 mjH4lpYtPfruv040vsDYsZy1LWNluBBf43CX8NFNt71H5TTWXoVtjwLU0qAuRf/pWB /PZYtGTrGt47xVszliHqkR/MHZOvkifjfr+F63AanlDn8RldfHYaR0kCtr7GbjiEMf vjRAGs2e9dqHw== Received: from u-boot.org (unknown [73.34.74.121]) by mail.u-boot.org (Postfix) with ESMTPSA id 5FEAB6919C; Sun, 18 Jan 2026 13:38:41 -0700 (MST) From: Simon Glass To: U-Boot Concept Date: Sun, 18 Jan 2026 13:37:23 -0700 Message-ID: <20260118133734.1.43fe56acdae41c342827df414f82a1d09f6b393c@changeid> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260118203739.1974323-1-sjg@u-boot.org> References: <20260118203739.1974323-1-sjg@u-boot.org> MIME-Version: 1.0 Message-ID-Hash: NNOUKNH23OVHZDVU2K62PQ3W5E3UNOPP X-Message-ID-Hash: NNOUKNH23OVHZDVU2K62PQ3W5E3UNOPP X-MailFrom: sjg@u-boot.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Simon Glass , "Claude Opus 4 . 5" X-Mailman-Version: 3.3.10 Precedence: list Subject: [Concept] [PATCH 01/12] linux: capability: Add CAP_SYS_ADMIN constant List-Id: Discussion and patches related to U-Boot Concept Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Simon Glass Add CAP_SYS_ADMIN to capability.h and update ext4_uboot.h to use the header instead of duplicating the capability definitions. Co-developed-by: Claude Opus 4.5 Signed-off-by: Simon Glass --- fs/ext4l/ext4_uboot.h | 8 +++----- include/linux/capability.h | 1 + 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/fs/ext4l/ext4_uboot.h b/fs/ext4l/ext4_uboot.h index a4baac6fc86..80a1c5c6bc9 100644 --- a/fs/ext4l/ext4_uboot.h +++ b/fs/ext4l/ext4_uboot.h @@ -138,6 +138,9 @@ typedef struct { unsigned int val; } kprojid_t; #define __GFP_MOVABLE 0 #define __GFP_FS 0 +/* Capabilities - use linux/capability.h */ +#include + /* FIEMAP extent flags */ #define FIEMAP_EXTENT_LAST 0x00000001 #define FIEMAP_EXTENT_UNKNOWN 0x00000002 @@ -198,11 +201,6 @@ struct fiemap_extent_info { void *fi_extents_start; }; -/* Capabilities - stubs (always allow) */ -#define CAP_SYS_ADMIN 0 -#define CAP_SYS_RESOURCE 0 -#define capable(cap) (1) - /* fscrypt_str, qstr are now in ext4_fscrypt.h */ /* percpu rw semaphore is in linux/percpu.h */ diff --git a/include/linux/capability.h b/include/linux/capability.h index 1192c8a4033..5f402de52e9 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -12,6 +12,7 @@ #ifndef _LINUX_CAPABILITY_H #define _LINUX_CAPABILITY_H +#define CAP_SYS_ADMIN 21 #define CAP_SYS_RESOURCE 24 static inline bool capable(int cap)