Messages in this thread Patch in this message | | | Date | Wed, 20 Oct 2004 14:09:30 +0200 | From | Adrian Bunk <> | Subject | [patch] 2.6.9-rc4-mm1: compile error with BLK_DEV_IDEDMA=n |
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On Mon, Oct 11, 2004 at 03:25:02AM -0700, Andrew Morton wrote: >... > All 741 patches >... > bk-ide-dev.patch >...
This patch causes the following compile error with CONFIG_BLK_DEV_IDEDMA=n:
<-- snip -->
... CC drivers/ide/ide-lib.o drivers/ide/ide-lib.c: In function `ide_use_dma': drivers/ide/ide-lib.c:78: warning: implicit declaration of function `__ide_dma_bad_drive' drivers/ide/ide-lib.c:96: warning: implicit declaration of function `__ide_dma_good_drive' ... LD .tmp_vmlinux1 drivers/built-in.o(.text+0x26c4bf): In function `ide_use_dma': : undefined reference to `__ide_dma_bad_drive' drivers/built-in.o(.text+0x26c50c): In function `ide_use_dma': : undefined reference to `__ide_dma_good_drive' make: *** [.tmp_vmlinux1] Error 1
<-- snip -->
The following patch fixes this problem:
Signed-off-by: Adrian Bunk <bunk@stusta.de>
--- linux-2.6.9-rc4-mm1/include/linux/ide.h 2004-10-20 13:29:37.000000000 +0200 +++ linux-2.6.9-rc4-mm1-full/include/linux/ide.h 2004-10-20 13:26:54.000000000 +0200 @@ -1534,8 +1534,13 @@ hwif->hwif_data = data; } + /* ide-lib.c */ + +#ifdef CONFIG_BLK_DEV_IDEDMA int ide_use_dma(ide_drive_t *); +#endif + extern u8 ide_dma_speed(ide_drive_t *drive, u8 mode); extern u8 ide_rate_filter(u8 mode, u8 speed); extern int ide_dma_enable(ide_drive_t *drive); --- linux-2.6.9-rc4-mm1-full/drivers/ide/ide-lib.c.old 2004-10-20 02:02:13.000000000 +0200 +++ linux-2.6.9-rc4-mm1-full/drivers/ide/ide-lib.c 2004-10-20 13:26:20.000000000 +0200 @@ -69,6 +69,7 @@ EXPORT_SYMBOL(ide_xfer_verbose); +#ifdef CONFIG_BLK_DEV_IDEDMA int ide_use_dma(ide_drive_t *drive) { struct hd_driveid *id = drive->id; @@ -100,6 +101,7 @@ } EXPORT_SYMBOL_GPL(ide_use_dma); +#endif /* CONFIG_BLK_DEV_IDEDMA */ /** * ide_dma_speed - compute DMA speed
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