linux-kernel - [PATCH 6/6] fscrypt: Rename FS_WRITE_PATH_FL to FS_CTX_HAS_BOUNCE_BUFFER

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Message-Id: <1480630498-19201-7-git-send-email-richard@nod.at>
Date:   Thu,  1 Dec 2016 23:14:58 +0100
From:   Richard Weinberger <richard@....at>
To:     linux-mtd@...ts.infradead.org
Cc:     david@...ma-star.at, tytso@....edu, dedekind1@...il.com,
        ebiggers@...gle.com, mhalcrow@...gle.com, adrian.hunter@...el.com,
        linux-kernel@...r.kernel.org, hch@...radead.org,
        linux-fsdevel@...r.kernel.org, jaegeuk@...nel.org,
        dengler@...utronix.de, sbabic@...x.de, wd@...x.de,
        Richard Weinberger <richard@....at>
Subject: [PATCH 6/6] fscrypt: Rename FS_WRITE_PATH_FL to FS_CTX_HAS_BOUNCE_BUFFER_FL

From: David Gstir <david@...ma-star.at>

... to better explain its purpose after introducing in-place encryption
without bounce buffer.

Signed-off-by: David Gstir <david@...ma-star.at>
Signed-off-by: Richard Weinberger <richard@....at>
---
 fs/crypto/crypto.c       | 6 +++---
 include/linux/fscrypto.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index d694a3a93eb3..2469721f6130 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -63,7 +63,7 @@ void fscrypt_release_ctx(struct fscrypt_ctx *ctx)
 {
 	unsigned long flags;
 
-	if (ctx->flags & FS_WRITE_PATH_FL && ctx->w.bounce_page) {
+	if (ctx->flags & FS_CTX_HAS_BOUNCE_BUFFER_FL && ctx->w.bounce_page) {
 		mempool_free(ctx->w.bounce_page, fscrypt_bounce_page_pool);
 		ctx->w.bounce_page = NULL;
 	}
@@ -121,7 +121,7 @@ struct fscrypt_ctx *fscrypt_get_ctx(const struct inode *inode, gfp_t gfp_flags)
 	} else {
 		ctx->flags &= ~FS_CTX_REQUIRES_FREE_ENCRYPT_FL;
 	}
-	ctx->flags &= ~FS_WRITE_PATH_FL;
+	ctx->flags &= ~FS_CTX_HAS_BOUNCE_BUFFER_FL;
 	return ctx;
 }
 EXPORT_SYMBOL(fscrypt_get_ctx);
@@ -210,7 +210,7 @@ static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx, gfp_t gfp_flags)
 	ctx->w.bounce_page = mempool_alloc(fscrypt_bounce_page_pool, gfp_flags);
 	if (ctx->w.bounce_page == NULL)
 		return ERR_PTR(-ENOMEM);
-	ctx->flags |= FS_WRITE_PATH_FL;
+	ctx->flags |= FS_CTX_HAS_BOUNCE_BUFFER_FL;
 	return ctx->w.bounce_page;
 }
 
diff --git a/include/linux/fscrypto.h b/include/linux/fscrypto.h
index 6f5c7e8fbd55..097ce5ccd08b 100644
--- a/include/linux/fscrypto.h
+++ b/include/linux/fscrypto.h
@@ -84,7 +84,7 @@ struct fscrypt_info {
 };
 
 #define FS_CTX_REQUIRES_FREE_ENCRYPT_FL		0x00000001
-#define FS_WRITE_PATH_FL			0x00000002
+#define FS_CTX_HAS_BOUNCE_BUFFER_FL		0x00000002
 
 struct fscrypt_ctx {
 	union {
-- 
2.7.3