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2010.10.06:11:36:27
Nobel z fizyki za przełomowy materiał (wideo)
Szybsze komputery i przejrzyste ekrany dotykowe mogą pojawić się na rynku dzięki grafenowi. Jest to supermocny, cienki materiał odkryty w roku 2004. Wczoraj nagrodę Nobla z fizyki otrzymali Andriej Gejm i Konstantin Nowosiołow za przełomowe eksperymenty związane z grafenem.

 

157322834468_549460007761Mark Fasheh
On Sep 10, 2008 11:46 -0700, Andrew Morton wrote: On Wed, 10 Sep 2008 05:49:34 -0700 Mark Fasheh <mfasheh@xxxxxxxx wrote: The following patches are the latest attempt at implementing a

 
183521734791_513660007912Mark Fasheh
From: Josef Bacik <jbacik@xxxxxxxxxx Any block based fs (this patch includes ext3) just has to declare its own fiemap() function and then call this generic function with its own get_block_t. Thi

 
164526534648_593960007071Andreas Dilger
Hi, This is the implementation for large EA support in ext4. Note that this also helps to have a larger number of EAs since large EAs get written out to a new inode instead of the EA block. If valu

 
193723044894_545660007063Aneesh Kumar KV
在 2008-08-25一的 16:47 -0600,Andreas Dilger写道: On Aug 25, 2008 21:30 +0530, Kalpak Shah wrote: This is the implementation for large EA support i

 
101725704225_591460007706Andreas Dilger
Hi, This is the implementation for large EA support in ext4. Note that this also helps to have a larger number of EAs since large EAs get written out to a new inode instead of the EA block. If valu

 
167526284990_514260007123Aneesh Kumar KV
With delayed allocation we need to make sure block are reserved before we attempt to allocate them. Otherwise we get block allocation failure (ENOSPC) during writepages which cannot be handled. This

 
190329574296_569360007985Aneesh Kumar KV
在 2008-08-25一的 16:47 -0600,Andreas Dilger写道: On Aug 25, 2008 21:30 +0530, Kalpak Shah wrote: This is the implementation for large EA support i

 
160527384638_525360007377Aneesh Kumar KV
This patch add dirty block accounting using percpu_counters. Delayed allocation block reservation is now done by updating dirty block counter. In the later patch we switch to non delalloc mode if the

 
132426134682_521860007964Aneesh Kumar KV
With delayed allocation we need to make sure block are reserved before we attempt to allocate them. Otherwise we get block allocation failure (ENOSPC) during writepages which cannot be handled. This

 
128220854534_550760007589Aneesh Kumar KV
This patch add dirty block accounting using percpu_counters. Delayed allocation block reservation is now done by updating dirty block counter. In the later patch we switch to non delalloc mode if the

 
121326744216_520260007338Akira Fujita
Otherwise we skip group 0 during block allocation. This cause ENOSPC even if we have free blocks in group 0. This should be merged with defrag. The expected_group changes are introduced by defrag pat

 
132527194295_562260007387Akira Fujita
Otherwise we skip group 0 during block allocation. This cause ENOSPC even if we have free blocks in group 0. This should be merged with defrag. The expected_group changes are introduced by defrag pat

 
160720174125_524460007802Mingming Cao
在 2008-08-25一的 16:50 +0530,Aneesh Kumar K.V写道: delayed allocation allocate blocks during writepages. That also means we cannot handle block alloc

 
162125954414_530360007483Mingming Cao
在 2008-08-25一的 16:50 +0530,Aneesh Kumar K.V写道: delayed allocation allocate blocks during writepages. That also means we cannot handle block alloc

 
126620954568_580160007568Mingming Cao
在 2008-08-25一的 16:50 +0530,Aneesh Kumar K.V写道: During block reservation if we dont have enough blocks left, retry block reservation with smaller

 
138928154242_560660007058Mingming Cao
在 2008-08-25一的 16:50 +0530,Aneesh Kumar K.V写道: During block reservation if we dont have enough blocks left, retry block reservation with smaller

 
194423424777_523960007189Aneesh Kumar KV
On Mon, 2008-08-25 at 16:50 +0530, Aneesh Kumar K.V wrote: fbc- count is of type s64. The change was introduced by 0216bfcffe424a5473daa4da47440881b36c1f4 which changed the type from long to s6

 
162725714206_575260007476Aneesh Kumar KV
On Mon, 2008-08-25 at 16:50 +0530, Aneesh Kumar K.V wrote: fbc- count is of type s64. The change was introduced by 0216bfcffe424a5473daa4da47440881b36c1f4 which changed the type from long to s6

 
155324364071_596860007885Andreas Dilger
On Mon, 2008-08-25 at 19:35 +0530, Aneesh Kumar K.V wrote: On Mon, Aug 25, 2008 at 01:27:19PM +0200, Peter Zijlstra wrote: On Mon, 2008-08-25 at 16:50 +0530, Aneesh Kumar K.V wrote: @@ -

 
145020054980_501860007581Andreas Dilger
On Mon, 2008-08-25 at 19:35 +0530, Aneesh Kumar K.V wrote: On Mon, Aug 25, 2008 at 01:27:19PM +0200, Peter Zijlstra wrote: On Mon, 2008-08-25 at 16:50 +0530, Aneesh Kumar K.V wrote: @@ -

 
158621954396_582860007413Manish Katiyar
On Mon, 25 Aug 2008 16:50:28 +0530 "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx wrote: fbc- count is of type s64. The change was introduced by 0216bfcffe424a5473daa4da474408

 
188727454756_566460007720Manish Katiyar
On Mon, 25 Aug 2008 16:50:28 +0530 "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx wrote: fbc- count is of type s64. The change was introduced by 0216bfcffe424a5473daa4da474408

 
185326114290_505960007105Theodore Tso
Close the filehandle and return in case if we are unable to expand the directory during write. Signed-off-by: "Manish Katiyar" <mkatiyar@xxxxxxxxx --- debugfs/debugfs.c | 1 + 1 f

 
153629164542_560760007281Theodore Tso
Close the filehandle and return in case if we are unable to expand the directory during write. Signed-off-by: "Manish Katiyar" <mkatiyar@xxxxxxxxx --- debugfs/debugfs.c | 1 + 1 f

 
149123324287_547060007093Theodore Tso
Below patch ensures that cleanup is done properly in ext2fs_initialize from all return paths in case of errors. Signed-off-by: "Manish Katiyar" <mkatiyar@xxxxxxxxx --- lib/ext2fs/ini

 
105129374288_544860007089Theodore Tso
Below patch ensures that cleanup is done properly in ext2fs_initialize from all return paths in case of errors. Signed-off-by: "Manish Katiyar" <mkatiyar@xxxxxxxxx --- lib/ext2fs/ini

 
186226514834_561760007818Theodore Tso
Ted, I was not sure if I should change it to EXT2_OBSO_OS_MASIX as it is currently defined in ext2_fs.h. Let me know if you think that is the correct way to fix it, will redo the patch. Compilation

 
133721674428_562860007791Theodore Tso
Ted, I was not sure if I should change it to EXT2_OBSO_OS_MASIX as it is currently defined in ext2_fs.h. Let me know if you think that is the correct way to fix it, will redo the patch. Compilation

 
173427624706_527660007588Christoph Hellwig
Hi Linus, Please pull from: git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git for_linus This patch series contains a number of bug fixes that fixes various BUG() crashes discove

 
155728604921_584560007271Aneesh Kumar KV
On Sat, Aug 23, 2008 at 07:44:39PM -0400, Christoph Hellwig wrote: ext4: Initialize writeback_index to 0 when allocating a new inode Since commit 7d455e0030eeab820773e7786605be4d9e56a0

 
193823814208_522560007973Aneesh Kumar KV
percpu_counter_sum_and_sub(struct percpu_counter *fbc, s64 amount) This will be later used by ext4 code. It adds up the local per cpu counter values to global count and subtract amount from the gloa

 
131526904624_514860007939Mingming Cao
在 2008-08-22五的 19:04 +0530,Aneesh Kumar K.V写道: With delayed allocation we need to make sure block are reserved before we attempt to allocate them

 
196726444106_539560007332Peter Zijlstra
在 2008-08-22五的 19:04 +0530,Aneesh Kumar K.V写道: fbc- count is of type s64. The change was introduced by 0216bfcffe424a5473daa4da47440881b36c1f4 wh

 
118520054094_589260007463Hidehiro Kawai
The patch titled ext4: dont try to resize if there are no reserved gdt blocks left has been removed from the -mm tree. Its filename was ext4-dont-try-to-resize-if-there-are-no-reserved-gd

 
147928394322_540060007652Rishikesh K Rajak
Hello, On Thu 21-08-08 19:09:27, Hidehiro Kawai wrote: The patch titled jbd: fix error handling for checkpoint io has been added to the -mm tree. Its filename is jbd-fix

 
167126214032_587960007861Eric Sandeen
On Thu, Aug 21, 2008 at 03:12:52PM +0530, Rishikesh K Rajak wrote: Wanted to know if anyone is getting the same problem too. rel="nofollow" bugzilla.kernel.org/show_bug.cgi?id=11389 b

 
185221614551_547560007858Mingming Cao
(oops, left off the s390 list on the first send) The following changes get ext4 on s390 up and running for me. the switch from ffs to __ffs changes where we start counting (if the first bit is set,

 
141422764502_552060007774Jose R Santos
The following series of patches implement API call needed to handle 64-bit block numbers. Im concentrating mainly in providing the API call first and if the interfaces are sane, we can go ahead and

 
185328584780_594860007061Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Use blk64_t for blocks in struct ext2_file. The ext2_file structure is never exposed through the libext2fs API so it is safe to use 64-bit blocks for blockn

 
141022284901_573360007584Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Add ext2_off64_t type. The ext2_off_t is u32. Creating a new 64-bit ext2_off64_t for 64bit offsets. Signed-off-by: Jose R. Santos <jrs@xxxxxxxxxx --

 
138422984204_541760007050Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Add 64-bit dirblock interface. Add new ext2fs_(read|write)_dir_block3() routines that take blk64_t as an input. Signed-off-by: Jose R. Santos <jrs@xxxxx

 
127820284211_582960007521Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Add 64-bit alloc interface. Add new ext2fs_new_block2(), ext2fs_get_free_blocks2() and ext2fs_alloc_block2() that take and return blk64_t. Signed-off-by: J

 
168729184798_518960007470Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Use new ext2fs_super_and_bgd_loc2 call in libext2fs. The new ext2fs_super_and_bgd_loc2() function has some changes aside from just blk64_t support. Lets ma

 
196422914327_574360007076Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Add 64-bit getsize interface. Added interface capable of opening 64-bit block device. Signed-off-by: Jose R. Santos <jrs@xxxxxxxxxx -- lib/ext2fs/ext

 
180526494304_570560007933Jose R Santos
From: Jose R. Santos <jrs@xxxxxxxxxx Add 64-bit mkjournal.c interface Added 64-bit mkjournal.c interface. Needed to zero inode tables. Signed-off-by: Jose R. Santos <jrs@xxxxxxxxxx -- l

 
128827664230_549260007407Aneesh Kumar KV
Hi, I am getting this even with the latest patch queue. The test program is a modified fsstress with fallocate support. mpage_da_map_blocks block allocation failed for inode 377954 at logical offse

 
154324614436_575460007940Aneesh Kumar KV
On Wed, Aug 20, 2008 at 04:16:44PM +0530, Aneesh Kumar K.V wrote: mpage_da_map_blocks block allocation failed for inode 323784 at logical offset 313 with max blocks 11 with error -28 This

 
127529774858_507360007295Aneesh Kumar KV
在 2008-08-20三的 23:57 +0530,Aneesh Kumar K.V写道: On Wed, Aug 20, 2008 at 07:53:31AM -0400, Theodore Tso wrote: On Wed, Aug 20, 2008 at 04:16:44PM

 
154321294587_587160007825Theodore Tso
On Aug 20, 2008 07:53 -0400, Theodore Tso wrote: Also, this is one of the places where it might help if we did something like: freeblocks = percpu_counter_read(&sbi- s_freeblocks_count

 
194826764473_525160007855Theodore Tso
在 2008-08-20三的 07:53 -0400,Theodore Tso写道: On Wed, Aug 20, 2008 at 04:16:44PM +0530, Aneesh Kumar K.V wrote: mpage_da_map_blocks block alloca