isofs: Initialize filesystem timestamp ranges (5ad32b3a) · Commits · 戴 / test

Fill in the appropriate limits to avoid inconsistencies in the vfs cached inode times when timestamps are outside the permitted range. Reference: http://www.ecma-international.org/publications/standards/Ecma-119.htm Signed-off-by:

fs/isofs/inode.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,9 @@
		#include "isofs.h"
		#include "zisofs.h"

		/* max tz offset is 13 hours */
		#define MAX_TZ_OFFSET (521560)

		#define BEQUIET

		static int isofs_hashi(const struct dentry parent, struct qstr qstr);
		@@ -801,6 +804,10 @@ root_found:
		*/
		s->s_maxbytes = 0x80000000000LL;

		/* ECMA-119 timestamp from 1900/1/1 with tz offset */
		s->s_time_min = mktime64(1900, 1, 1, 0, 0, 0) - MAX_TZ_OFFSET;
		s->s_time_max = mktime64(U8_MAX+1900, 12, 31, 23, 59, 59) + MAX_TZ_OFFSET;

		/* Set this for reference. Its not currently used except on write
		which we don't have .. */