Message ID | 20130410130819.GR5729@bill-the-cat |
---|---|
State | Accepted |
Delegated to: | Marek Vasut |
Headers | show |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 04/10/13 16:08, Tom Rini wrote: > On Thu, Mar 14, 2013 at 05:32:50AM -0000, Tom Rini wrote: > >> We make these two functions take a size_t pointer to how much space >> was used on NAND to read or write the buffer (when reads/writes happen) >> so that bad blocks can be accounted for. We also make them take an >> loff_t limit on how much data can be read or written. This means that >> we can now catch the case of when writing to a partition would exceed >> the partition size due to bad blocks. To do this we also need to make >> check_skip_len count not just complete blocks used but partial ones as >> well. All callers of nand_(read|write)_skip_bad are adjusted to call >> these with the most sensible limits available. >> >> The changes were started by Pantelis and finished by Tom. >> >> Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com> >> Signed-off-by: Tom Rini <trini@ti.com> > > With current master, the following changes are needed to adapt cm_t35 to > these call changes: I guess, you will squash both patches into one, right? Acked-by: Igor Grinberg <grinberg@compulab.co.il> > > diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c > index 629ce4a..84c36ba 100644 > --- a/board/cm_t35/cm_t35.c > +++ b/board/cm_t35/cm_t35.c > @@ -91,6 +91,7 @@ static int splash_load_from_nand(u32 bmp_load_addr) > > res = nand_read_skip_bad(&nand_info[nand_curr_device], > splash_screen_nand_offset, &bmp_header_size, > + NULL, nand_info[nand_curr_device].size, > (u_char *)bmp_load_addr); > if (res < 0) > return res; > @@ -103,6 +104,7 @@ static int splash_load_from_nand(u32 bmp_load_addr) > > return nand_read_skip_bad(&nand_info[nand_curr_device], > splash_screen_nand_offset, &bmp_size, > + NULL, nand_info[nand_curr_device].size, > (u_char *)bmp_load_addr); > > splash_address_too_high: > - -- Regards, Igor. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJRZlo8AAoJEBDE8YO64EfazSoP/1u/f8FQwl7zZDcwlUIWSJPe nsk66wJxMteHKPG9Ib3DGKNW+ncAEfNYWH7Pzqg9rnsp+oWf/bMpTil/qWV0J8Qp QSTC3ez5QOYONBn/Zb8MyOyMcHVnbOFrKiHIR+7zjPhaWWRzVAM7VBxiYS/gtGUY tiK8ccqH9w8r+t4s6fbWZ8WWTX0ZryKcCiGxiNnjFGz5xphsS9+AvTbIL7n2r+ji mie9SD/Lb6GCeEhgYT9XBgo7gjx6Q0RNEXZL5fP+YWpII73KPFzvzzMTRo2jwWxr /vggymfjJ3amAFvMuFuIk3OEbH5CSWKnfX5pwyW2TIZ+GZttiFw040ZurmA6k3f9 LdwhFdgrp0BzRkwC92FLR+aMyV8A8WgFYkMysuqDlJkiaSXLVFlcLB43le6kuuyq uKbRDTMMNiyHncet6znIjgmH3wzYECXlRyAkH7K0mz6DrkmAGraYizUy/XwxK6cr /Zh0rmR0Owg/XZKZRRdhQnwGf/B9+FufNZehgYJlhOFHVFwm9bbHX02k16RD2PP5 P/AgdV8psCR0HvH9dJ+/93Y0r/paIp3PeAAt4nZxMwiHp07cJwqpjwgQUWDjxPkK q3R6H0otAh7cDzE84QotNzeHlR1GuxFU6wQLuTE16EDrGE7BHyMaYjuhRXH9zHek ptNpTuQm5/O7yn6tQHvV =6ma+ -----END PGP SIGNATURE-----
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 04/11/2013 02:37 AM, Igor Grinberg wrote: > On 04/10/13 16:08, Tom Rini wrote: >> On Thu, Mar 14, 2013 at 05:32:50AM -0000, Tom Rini wrote: > >>> We make these two functions take a size_t pointer to how much >>> space was used on NAND to read or write the buffer (when >>> reads/writes happen) so that bad blocks can be accounted for. >>> We also make them take an loff_t limit on how much data can be >>> read or written. This means that we can now catch the case of >>> when writing to a partition would exceed the partition size due >>> to bad blocks. To do this we also need to make check_skip_len >>> count not just complete blocks used but partial ones as well. >>> All callers of nand_(read|write)_skip_bad are adjusted to call >>> these with the most sensible limits available. >>> >>> The changes were started by Pantelis and finished by Tom. >>> >>> Signed-off-by: Pantelis Antoniou >>> <panto@antoniou-consulting.com> Signed-off-by: Tom Rini >>> <trini@ti.com> > >> With current master, the following changes are needed to adapt >> cm_t35 to these call changes: > > I guess, you will squash both patches into one, right? Yes, Marek already squashed this in as part of his pull request that I need to switch hats and grab. - -- Tom -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJRZqeDAAoJENk4IS6UOR1WLuIP/RWThgn2nc7xMuMA2soKHQQQ rSrF/wAAvVNRV3g0g6qQ7VZ/+IkH8C+cjPhpD/VUVbeodx+0b24kiW1Zfxcpblmw G5cgIMDtAT9prs7upcktjzUwnU/JuZDx0HAfIeA7kWu/hpm2xhe7p3JIID47/sr1 k5Cw+8X+pKYVCt4px68TWhy+gEdKgfvK5rXKVpB4RCLVjTC9hyfmdySo7h6n1M+t JhmuoHRbDmQsB/qVcauZypirO5AidrRU+baak83XBqgQnwTAPy/i6jDOegHYlaou 9rVzpyOpCUDXNEqDNrU9lOslFpSf0NfpRsAsWsvu35AbcA7yMnRR2kNXeOr2Djur sUvWpaLpWYpvhT16GGvk8xyoj6eaA3G+LycBFdTcRZPsdeIfs4/lnjRn0Nreq1jQ CST9w6HyMzBEUhwV4BarPmR4nk1tRwbmX6hfkRbH4iENhG63PYRuX5A18uC8O8uS wCOZo71a2GvOHFvDSNd2Qkscs3A1QC+6jcm9FBbvydzU4NXo9yIFt+QlsWjenhwv MWHsFZX5tBP4U2N/mkkRoaJfrpTW137RqPvxwsqB96JObeafdw0SNGGlks6N7X1Z /83jyM2iEy7icg8e3g+cVTtrJUwAifyZI6wjBGiEV4rxtthLyxNBhm0nerJcXvX+ B8AiXe67JK9wju7t7fRt =ACw6 -----END PGP SIGNATURE-----
diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c index 629ce4a..84c36ba 100644 --- a/board/cm_t35/cm_t35.c +++ b/board/cm_t35/cm_t35.c @@ -91,6 +91,7 @@ static int splash_load_from_nand(u32 bmp_load_addr) res = nand_read_skip_bad(&nand_info[nand_curr_device], splash_screen_nand_offset, &bmp_header_size, + NULL, nand_info[nand_curr_device].size, (u_char *)bmp_load_addr); if (res < 0) return res; @@ -103,6 +104,7 @@ static int splash_load_from_nand(u32 bmp_load_addr) return nand_read_skip_bad(&nand_info[nand_curr_device], splash_screen_nand_offset, &bmp_size, + NULL, nand_info[nand_curr_device].size, (u_char *)bmp_load_addr); splash_address_too_high: