From 4519668b29bb8422ceca8e7ca9a35d5af0afe959 Mon Sep 17 00:00:00 2001 From: Marcel Ziswiler Date: Tue, 18 Aug 2015 13:06:37 +0200 Subject: [PATCH] mtd/nand/ubi: assortment of alignment fixes Various U-Boot adoptions/extensions to MTD/NAND/UBI did not take buffer alignment into account which led to failures of the following form: ERROR: v7_dcache_inval_range - start address is not aligned - 0x1f7f0108 ERROR: v7_dcache_inval_range - stop address is not aligned - 0x1f7f1108 Signed-off-by: Marcel Ziswiler Reviewed-by: Simon Glass Acked-by: Scott Wood [trini: Add __UBOOT__ hunk to lib/zlib/zutil.c due to malloc.h in common.h] Signed-off-by: Tom Rini --- common/cmd_ubi.c | 2 +- drivers/mtd/nand/nand_util.c | 2 +- fs/ubifs/super.c | 5 +++-- fs/ubifs/ubifs.c | 4 ++-- include/common.h | 9 +++++++++ lib/gzip.c | 2 +- lib/zlib/zutil.c | 2 ++ 7 files changed, 19 insertions(+), 7 deletions(-) diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c index cbc10c5494..10eea65570 100644 --- a/common/cmd_ubi.c +++ b/common/cmd_ubi.c @@ -363,7 +363,7 @@ int ubi_volume_read(char *volume, char *buf, size_t size) tbuf_size = vol->usable_leb_size; if (size < tbuf_size) tbuf_size = ALIGN(size, ubi->min_io_size); - tbuf = malloc(tbuf_size); + tbuf = malloc_cache_aligned(tbuf_size); if (!tbuf) { printf("NO MEM\n"); return ENOMEM; diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c index ee2c24df3b..21b4a618ce 100644 --- a/drivers/mtd/nand/nand_util.c +++ b/drivers/mtd/nand/nand_util.c @@ -839,7 +839,7 @@ int nand_torture(nand_info_t *nand, loff_t offset) patt_count = ARRAY_SIZE(patterns); - buf = malloc(nand->erasesize); + buf = malloc_cache_aligned(nand->erasesize); if (buf == NULL) { puts("Out of memory for erase block buffer\n"); return -ENOMEM; diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 10f8fff0be..0bf52db0ce 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -57,7 +57,8 @@ struct inode *iget_locked(struct super_block *sb, unsigned long ino) { struct inode *inode; - inode = (struct inode *)malloc(sizeof(struct ubifs_inode)); + inode = (struct inode *)malloc_cache_aligned( + sizeof(struct ubifs_inode)); if (inode) { inode->i_ino = ino; inode->i_sb = sb; @@ -104,7 +105,7 @@ void iput(struct inode *inode) /* * Allocate and use new inode */ - ino = (struct inode *)malloc(sizeof(struct ubifs_inode)); + ino = (struct inode *)malloc_cache_aligned(sizeof(struct ubifs_inode)); memcpy(ino, inode, sizeof(struct ubifs_inode)); /* diff --git a/fs/ubifs/ubifs.c b/fs/ubifs/ubifs.c index 6dd617426a..4daa7fad53 100644 --- a/fs/ubifs/ubifs.c +++ b/fs/ubifs/ubifs.c @@ -108,7 +108,7 @@ static inline struct crypto_comp *crypto_alloc_comp(const char *alg_name, struct crypto_comp *ptr; int i = 0; - ptr = malloc(sizeof(struct crypto_comp)); + ptr = malloc_cache_aligned(sizeof(struct crypto_comp)); while (i < UBIFS_COMPR_TYPES_CNT) { comp = ubifs_compressors[i]; if (!comp) { @@ -723,7 +723,7 @@ static int do_readpage(struct ubifs_info *c, struct inode *inode, * destination area to a multiple of * UBIFS_BLOCK_SIZE. */ - buff = malloc(UBIFS_BLOCK_SIZE); + buff = malloc_cache_aligned(UBIFS_BLOCK_SIZE); if (!buff) { printf("%s: Error, malloc fails!\n", __func__); diff --git a/include/common.h b/include/common.h index c48e5bc11b..c12f402f77 100644 --- a/include/common.h +++ b/include/common.h @@ -1060,6 +1060,15 @@ int cpu_release(int nr, int argc, char * const argv[]); #define DEFINE_CACHE_ALIGN_BUFFER(type, name, size) \ DEFINE_ALIGN_BUFFER(type, name, size, ARCH_DMA_MINALIGN) +#ifndef __ASSEMBLY__ +#include + +static inline void *malloc_cache_aligned(size_t size) +{ + return memalign(ARCH_DMA_MINALIGN, ALIGN(size, ARCH_DMA_MINALIGN)); +} +#endif + /* * check_member() - Check the offset of a structure member * diff --git a/lib/gzip.c b/lib/gzip.c index ff37d4f31b..cd8e9fea43 100644 --- a/lib/gzip.c +++ b/lib/gzip.c @@ -25,7 +25,7 @@ static void *zalloc(void *x, unsigned items, unsigned size) size *= items; size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1); - p = malloc (size); + p = malloc_cache_aligned(size); return (p); } diff --git a/lib/zlib/zutil.c b/lib/zlib/zutil.c index 14f6eb1e07..173a81d1ea 100644 --- a/lib/zlib/zutil.c +++ b/lib/zlib/zutil.c @@ -43,11 +43,13 @@ void z_error (m) */ #ifndef MY_ZCALLOC /* Any system without a special alloc function */ +#ifndef __UBOOT__ #ifndef STDC extern voidp malloc OF((uInt size)); extern voidp calloc OF((uInt items, uInt size)); extern void free OF((voidpf ptr)); #endif +#endif voidpf zcalloc(voidpf opaque, unsigned items, unsigned size) {