Messages in this thread Patch in this message | | | From | Nigel Cunningham <> | Subject | [Suspend2][ 07/19] [Suspend2] Cleanup modules after doing I/O on a portion of the image. | Date | Tue, 27 Jun 2006 08:36:22 +1000 |
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Flush any pending I/O (writes only), and cleanup modules using in doing the I/O.
Signed-off-by: Nigel Cunningham <nigel@suspend2.net>
kernel/power/io.c | 35 +++++++++++++++++++++++++++++++++++ 1 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/kernel/power/io.c b/kernel/power/io.c index 401789d..be13f42 100644 --- a/kernel/power/io.c +++ b/kernel/power/io.c @@ -206,3 +206,38 @@ static int rw_init_modules(int rw, int w return 0; } +/* + * rw_cleanup_modules + * + * Cleanup components after reading or writing a set of pages. + * Only the writer may fail. + */ +static int rw_cleanup_modules(int rw) +{ + struct suspend_module_ops *this_module; + int result = 0; + + /* Cleanup other modules */ + list_for_each_entry(this_module, &suspend_modules, module_list) { + if (this_module->disabled) + continue; + if ((this_module->type == FILTER_MODULE) || + (this_module->type == WRITER_MODULE)) + continue; + if (this_module->rw_cleanup) + result |= this_module->rw_cleanup(rw); + } + + /* Flush data and cleanup */ + list_for_each_entry(this_module, &suspend_filters, type_list) { + if (this_module->disabled) + continue; + if (this_module->rw_cleanup) + result |= this_module->rw_cleanup(rw); + } + + result |= suspend_active_writer->rw_cleanup(rw); + + return result; +} + -- Nigel Cunningham nigel at suspend2 dot net - 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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