Messages in this thread | | | Date | Wed, 29 Aug 2001 11:30:12 +0400 | From | Andrey Nekrasov <> | Subject | Re: With Daniel Phillips Patch (was: aic7xxx with 2.4.9 on 7899P) |
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Hello Marcelo Tosatti,
Once you wrote about "Re: With Daniel Phillips Patch (was: aic7xxx with 2.4.9 on 7899P)":
May be later, i applied you patch on my server (1.5Gb/DAC960/2CPU/...) All test OK (tiobench/NFS - big file - more 2Gb).
You patch enter to mainline kernel (Linux/Alan) ?
> Aug 20 15:10:33 ps1 kernel: cation failed (gfp=0x30/1). > Aug 20 15:10:33 ps1 kernel: __alloc_pages: 0-order allocation failed > (gfp=0x30/1). > Aug 20 15:10:46 ps1 last message repeated 327 times > Aug 20 15:10:47 ps1 kernel: cation failed (gfp=0x30/1). > Aug 20 15:10:47 ps1 kernel: __alloc_pages: 0-order allocation failed > (gfp=0x30/1). > Aug 20 15:10:56 ps1 last message repeated 294 times
> > > Could you please try the following patch on top of 2.4.9? > > > > > > diff -Nur --exclude-from=exclude linux.orig/fs/buffer.c linux/fs/buffer.c > > > --- linux.orig/fs/buffer.c Wed Aug 15 18:25:49 2001 > > > +++ linux/fs/buffer.c Tue Aug 21 04:54:01 2001 > > > @@ -2447,7 +2447,8 @@ > > > spin_unlock(&free_list[index].lock); > > > write_unlock(&hash_table_lock); > > > spin_unlock(&lru_list_lock); > > > - if (gfp_mask & __GFP_IO) { > > > + if (gfp_mask & __GFP_IO || (gfp_mask & __GFP_NOBOUNCE) > > > + && page-zone == &pgdat_list->node_zones[ZONE_HIGHMEM]) { > > > sync_page_buffers(bh, gfp_mask); > > > /* We waited synchronously, so we can free the buffers. */ > > > if (gfp_mask & __GFP_WAIT) { > > > diff -Nur --exclude-from=exclude linux.orig/include/linux/mm.h linux/include/linux/mm.h > > > --- linux.orig/include/linux/mm.h Wed Aug 15 18:21:11 2001 > > > +++ linux/include/linux/mm.h Tue Aug 21 04:52:08 2001 > > > @@ -538,6 +538,8 @@ > > > #define __GFP_HIGH 0x20 /* Should access emergency pools? */ > > > #define __GFP_IO 0x40 /* Can start physical IO? */ > > > #define __GFP_FS 0x80 /* Can call down to low-level FS? */ > > > +#define __GFP_NOBOUNCE 0x100 /* Don't do any IO operation which may > > > + result in IO bouncing */ > > > > > > #define GFP_NOIO (__GFP_HIGH | __GFP_WAIT) > > > #define GFP_NOFS (__GFP_HIGH | __GFP_WAIT | __GFP_IO) > > > diff -Nur --exclude-from=exclude linux.orig/include/linux/slab.h linux/include/linux/slab.h > > > --- linux.orig/include/linux/slab.h Wed Aug 15 18:21:13 2001 > > > +++ linux/include/linux/slab.h Tue Aug 21 04:51:20 2001 > > > @@ -23,7 +23,7 @@ > > > #define SLAB_NFS GFP_NFS > > > #define SLAB_DMA GFP_DMA > > > > > > -#define SLAB_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS) > > > +#define SLAB_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS|__GFP_NOBOUNCE) > > > #define SLAB_NO_GROW 0x00001000UL /* don't grow a cache */ > > > > > > /* flags to pass to kmem_cache_create(). > > > diff -Nur --exclude-from=exclude linux.orig/mm/highmem.c linux/mm/highmem.c > > > --- linux.orig/mm/highmem.c Thu Aug 16 13:42:45 2001 > > > +++ linux/mm/highmem.c Tue Aug 21 04:50:08 2001 > > > @@ -321,7 +321,7 @@ > > > struct page *page; > > > > > > repeat_alloc: > > > - page = alloc_page(GFP_NOIO); > > > + page = alloc_page(GFP_NOIO|__GFP_NOBOUNCE); > > > if (page) > > > return page; > > > /* > > > @@ -359,7 +359,7 @@ > > > struct buffer_head *bh; > > > > > > repeat_alloc: > > > - bh = kmem_cache_alloc(bh_cachep, SLAB_NOIO); > > > + bh = kmem_cache_alloc(bh_cachep, SLAB_NOIO|__GFP_NOBOUNCE); > > > if (bh) > > > return bh; > > > /* > > > diff -Nur --exclude-from=exclude linux.orig/mm/page_alloc.c linux/mm/page_alloc.c > > > --- linux.orig/mm/page_alloc.c Thu Aug 16 13:43:02 2001 > > > +++ linux/mm/page_alloc.c Tue Aug 21 04:51:03 2001 > > > @@ -398,7 +398,8 @@ > > > * - we're /really/ tight on memory > > > * --> try to free pages ourselves with page_launder > > > */ > > > - if (!(current->flags & PF_MEMALLOC)) { > > > + if (!(current->flags & PF_MEMALLOC) > > > + || ((gfp_mask & __GFP_NOBOUNCE) && !order)) { > > > /* > > > * Are we dealing with a higher order allocation? > > > * > > > > > - > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
-- bye. Andrey Nekrasov, SpyLOG. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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