Re: [PATCH v2] xfsdump: remove BMV_IF_NO_DMAPI_READ flag

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On Wed, Mar 31, 2021 at 06:26:17PM +0200, Anthony Iliopoulos wrote:
> Use of the flag has had no effect since kernel commit 288699fecaff
> ("xfs: drop dmapi hooks") which removed all dmapi related code, so we
> can remove it.
> 
> Given that there are no other flags that need to be specified for the
> bmap call, convert once instance of it from getbmapx to plain getbmap.
> 
> Signed-off-by: Anthony Iliopoulos <ailiop@xxxxxxxx>
> ---
> changes since v1:
>  - convert getbmapx to getbmap
> 
>  dump/content.c | 1 -
>  dump/inomap.c  | 7 +++----
>  2 files changed, 3 insertions(+), 5 deletions(-)

With my follow-up patch applied on top of this:

Reviewed-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx>

> 
> diff --git a/dump/content.c b/dump/content.c
> index 75b79220daf6..a40b47101a12 100644
> --- a/dump/content.c
> +++ b/dump/content.c
> @@ -4287,7 +4287,6 @@ init_extent_group_context(jdm_fshandle_t *fshandlep,
>  	gcp->eg_bmap[0].bmv_offset = 0;
>  	gcp->eg_bmap[0].bmv_length = -1;
>  	gcp->eg_bmap[0].bmv_count = BMAP_LEN;
> -	gcp->eg_bmap[0].bmv_iflags = BMV_IF_NO_DMAPI_READ;
>  	gcp->eg_nextbmapp = &gcp->eg_bmap[1];
>  	gcp->eg_endbmapp = &gcp->eg_bmap[1];
>  	gcp->eg_bmapix = 0;
> diff --git a/dump/inomap.c b/dump/inomap.c
> index 85d61c353cf0..f3200be471e0 100644
> --- a/dump/inomap.c
> +++ b/dump/inomap.c
> @@ -1627,7 +1627,7 @@ static off64_t
>  quantity2offset(jdm_fshandle_t *fshandlep, struct xfs_bstat *statp, off64_t qty)
>  {
>  	int fd;
> -	getbmapx_t bmap[BMAP_LEN];
> +	struct getbmap bmap[BMAP_LEN];
>  	off64_t offset;
>  	off64_t offset_next;
>  	off64_t qty_accum;
> @@ -1647,7 +1647,6 @@ quantity2offset(jdm_fshandle_t *fshandlep, struct xfs_bstat *statp, off64_t qty)
>  	bmap[0].bmv_offset = 0;
>  	bmap[0].bmv_length = -1;
>  	bmap[0].bmv_count = BMAP_LEN;
> -	bmap[0].bmv_iflags = BMV_IF_NO_DMAPI_READ;
>  	bmap[0].bmv_entries = -1;
>  	fd = jdm_open(fshandlep, statp, O_RDONLY);
>  	if (fd < 0) {
> @@ -1662,7 +1661,7 @@ quantity2offset(jdm_fshandle_t *fshandlep, struct xfs_bstat *statp, off64_t qty)
>  		int eix;
>  		int rval;
>  
> -		rval = ioctl(fd, XFS_IOC_GETBMAPX, bmap);
> +		rval = ioctl(fd, XFS_IOC_GETBMAP, bmap);
>  		if (rval) {
>  			mlog(MLOG_NORMAL | MLOG_WARNING | MLOG_INOMAP, _(
>  			      "could not read extent map for ino %llu: %s\n"),
> @@ -1679,7 +1678,7 @@ quantity2offset(jdm_fshandle_t *fshandlep, struct xfs_bstat *statp, off64_t qty)
>  		}
>  
>  		for (eix = 1; eix <= bmap[0].bmv_entries; eix++) {
> -			getbmapx_t *bmapp = &bmap[eix];
> +			struct getbmap *bmapp = &bmap[eix];
>  			off64_t qty_new;
>  			if (bmapp->bmv_block == -1) {
>  				continue; /* hole */
> -- 
> 2.31.0
> 

-- 
Carlos




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