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mtd: request locked pages when mmap'ing the FIS table, cures random segfaults in table rewrite until http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=2d4dc890b5c8fabd818a8586607e6843c4375e62 is added.

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SVN-Revision: 21823
This commit is contained in:
Jo-Philipp Wich 2010-06-16 23:34:38 +00:00
parent 4289fa555e
commit 2dcfed2eff
2 changed files with 2 additions and 2 deletions
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2
package/mtd/Makefile
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@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mtd PKG_NAME:=mtd
PKG_RELEASE:=12 PKG_RELEASE:=13
PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME) PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME)
STAMP_PREPARED := $(STAMP_PREPARED)_$(call confvar,CONFIG_MTD_REDBOOT_PARTS) STAMP_PREPARED := $(STAMP_PREPARED)_$(call confvar,CONFIG_MTD_REDBOOT_PARTS)

2
package/mtd/src/fis.c
View File

@ -77,7 +77,7 @@ fis_open(void)
goto error; goto error;
fis_erasesize = erasesize; fis_erasesize = erasesize;
desc = mmap(NULL, erasesize, PROT_READ|PROT_WRITE, MAP_SHARED, fis_fd, 0); desc = mmap(NULL, erasesize, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_LOCKED, fis_fd, 0);
if (desc == MAP_FAILED) if (desc == MAP_FAILED)
goto error; goto error;